Association for mage — Information and I Management | 9 10 Wo 12 13 14 15 mm MS303 -1980 Centimeter - om a] al ll daag Hd agags3 | o| i Inches ue ll LA Hl 125 il 4. A \ < st ay 4.’ W QO, Edison Tapers A SELECTIVE MICROFILM EDITION PART IT (1879-1886) Thomas E. Jeffrey Microfilm Editor and Associate Director Paul B. Israel Assistant Editor Mary Ann Hellrigel Douglas G., Tarr David W. Hutchings Robert A. Rosenberg Editorial Associates Leonard DeGraaf John Deasey Joseph P. Sullivan Barbara B. Tomblin Alan Stein Jacquelyn Miller Karen Kozak Maria Antonakakis Student Assistants Keith A. Nier Assistant Editor Reese V. Jenkins Director and Editor Sponsors Rutgers, The State University of New Jersey National Park Service, Edison National Historic Site New Jersey Historical Commission Smithsonian Institution University Publications of America Frederick, Maryland 1987 Edison signature used with permission of McGraw-Edison Company. Thomas A. Edison Papers at Rutgers, The State University endorsed by National Historical Publications and Records Commission 18 June 1981 Copyright © 1987 by Rutgers, The State University Allrights reserved. No part of this publication including any portion ofthe guide and index or of the microfilm may be reproduced, stored in a retrieval system, or transmitted in any form by any means—graphic, electronic, mechanical, or chemical, including photocopying, recording or taping, or information storage and retrieval systems—without written permission of Rutgers, The original documents in this edition are from the archive New Jersey. The State University, New Brunswick, New Jersey. at the Edison National Historic Site at West Orange, THOMAS A. EDISON PAPERS Reese V. Jenkins Director and Editor Thomas E. Jeffrey Associate Director and Microfilm Editor ~ Assistant Editors Research Associates Paul B. Israel Douglas G. Tarr Robert A. Rosenberg : Mary Ann Hellrigel Keith A. Nier David W. Hutchings Andrew Butrica ‘ Assistant to the Director Secretary Helen Endick Grace Kurkowski Student Assistants Leonard DeGraaf Joseph P. Sullivan Alan Stein Karen Kozak Jacquelyn Miller Granville Miller BOARD OF SPONSORS Rutgers, The State University of New Jersey Edward J. Bloustein T. Alexander Pond Tilden G. Edelstein Smithsonian Institution John Gillis Bernard Finn New Jersey Historical Commission Arthur P, Molella Bernard Bush Howard L. Green National Park Service, Edison National Historic Site Roy W. Weaver Edward J. Pershey EDITORIAL ADVISORY BOARD James Brittain, Georgia Institute of Technology Alfred D. Chandler, Jr., Harvard University Neil Harris, University of Chicago Thomas Parke Hughes, University of Pennsylvania Arthur Link, Princeton University Nathan Reingold, Smithsonian Institution Robert E. Schofield, Iowa State University CORPORATE ASSOCIATES William C. Hittinger (chairman), RCA Corporation Edward J. Bloustein, Rutgers, The State University of NJ. "Cees Bruynes, North American Philips Corporation Paul J. Christiansen, Charles Edison Fund Philip F. Dietz, Westinghouse Electric Corporation Roland W. Schmitt, General Electric Corporation Harold W. Sonn, Public Service Electric and Gas Company : Morris Tanenbaum, AT&T Weal FINANCIAL CONTRIBUTORS PRIVATE FOUNDATIONS Alfred P. Sloan Foundation Charles Edison Fund The Hyde and Watson Foundation Geraldine R. Dodge Foundation PUBLIC FOUNDATIONS National Science Foundation National Endowment for the Humanities PRIVATE CORPORATIONS AND INDIVIDUALS Alabama Power Company Amerada Hess Corporation AT&T Adantic Electric Association of Edison Illuminating Companies Battelle Memorial Institute Foundation The Boston Edison Foundation Cabot Corporation Foundation Carolina Power and Light Company Consolidated Edison Company of New York, Inc. Consumers Power Company Corning Glass Works Foundation Duke Power Company Exxon Corporation Florida Power & Light Company General Electric Foundation Gould Inc. Foundation Gulf States Utilities Company Idaho Power Company International Brotherhood of Electricat Workers Towa Power and Light Company Mr. and Mrs. Stanley H. Katz Matsushita Electric Industrial Co., Ltd. McGraw-Edison Company Middle South Services, Inc. Minnesota Power New Jersey Bell Telephone Company New York State Electric & Gas Corporation North American Philips Corporation Philadelphia Electric Company Philips International B.V. Public Service Electric and Gas Company RCA Corporation Robert Bosch GmbH San Diego Gas & Electric Savannah Electric and Power Company Schering Plough Foundation Texas Utilities Company Thomson-Brandt Transamerica Delaval Inc. Westinghouse Educational Foundation Wisconsin Public Service Corporation iracs ye “a A Note on the Sources The pages which have been filmed are the best copies _ available. Every technical . effort possible has been _ made to ensure legibility. PUBLICATION AND MICROFILM COPYING RESTRICTIONS Reel duplication of the whole or of any part of this film is prohibited. In leu of transcripts, nowever, enlarged photocopies of selected items contained on these reels may be made in order to facilitate research. — THOMAS A. EDISON PAPERS A SELECTIVE MICROFILM EDITION PART I (1879-1886) REEL 41 NOTEBOOK SERIES (NBK-19) Menlo Park Notebooks, #220 ~- end Menlo Park Notebook #220 [N-81-07-11] This notebook covers the period July 1881. The entries are by Charles L. Clarke and relate to dynamos. Included are notes, calculations, and drawings of the London C dynamo, the Z dynamo, and various central station dynamos. Several loose pages were found in the book, including calculations and notes by Clarke and Gustav Soldan on dynamo design and a note from Edison to Clarke asking for the size of wire used on the Z dynamo for the Edison Machine Works. The label on the front cover is marked "Magnets." The book contains 278 numbered pages. Blank pages not filmed: 6-13, 66-278, ¢ ithe bo asada of Hp ee Ar Btenratire aad s/o v~ele, i iy . UE, + wre agecwet. | JP? 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(Loge sg z as os egret - oe Tang tect Clowes Lae Commnatibin nfo a . ies : 0 Peo per manu - the Coremg ot piel if Le howe rem 254 ane vee Dita ta P nt Bates hat Gk ot pe Arrenkd, 4 ho As Lk het — Dk ee ee 7s ret cen naam Ss see ‘ TAS TMC eben oem eN TSE ter een aren oe ail Ay: i aoe OS ae 7 + 3 : t = : oe , e 892: 7 49 a | arp ome ert / De / aeKeS y= 178 :09 yb ut). y) see = Hf 8 RESET (167 56 5.6 %ObD \ § SLO 3 2k RE RA > = ~ Menlo Park Notebook #224 [N-81-01-29] This notebook covers the period January-May 1881. The entries are by Charles L. Clarke and relate to tests of steam engines and to the design of the Porter-Allen engine for the central station dynamos. The label on the front cover is marked "Steam Engine Tests" and "C.L. Clarke." The book contains 254 numbered pages. The pagination is irregular. Between pages 20 and 21 is a set of 26 pages numbered 00 through 19a. 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Leviferr Mes clea lacie DOP TD ig wet K6o2,070_ 4/2 Cae | eee 1933" 8 few EF = 9.1933 —/ fe: Fo 23% oS BEF TT eee a ETT N EA URS ==or Ver taroeeenetas Sees a prone a Me ee. tt - a. | CP x Ce ee M2197 XB, og 4 Jy 33 = 33424, any c oP tee & A 79033 X/3u7% //2 J, YYs4 /L x ine i = 2509, ey (a thr, = /75b6¢ | 7 fr LL, | He y &s Curve FEDEG i 412500 F 17 S66 ET = Seebe7 ft th,. aaa aes eects ae eee Te PT ke atin, ere Le oe 08? i nN feoct aren = ZYOS2 - Sure Grate, Aree. * 93. 5 30Y — eA Coarace — =(o7)b= 172 Ta % Aerlcte bperiuni = 184.7 = Sian oricea = Eisen TUT RZ: p ay ees ot> PR Bese L347 axed leectunt F : q Curt, BH Voss Llp. q LEI LRESIBAZ Ios LE = 48 X/3 47 16035" = 9/433 ee te A Licks WV oxbh ye K & @ ae ener = Ape +e e =e ¥8X/3B47 X Le aps L477. “$4 ae «baat “f- 70) Aw JL pest, ! : ‘j i ’ ly) Uf ea 2 te ples HEX EF RA XR YK 700 = /o.5 x LEAT x 73-3 XY X 720 eG ese pte The Stage va Orne 7 cama lire Se ee Hee tt a fiat oh tos hal wd ed beats toes gach Saabs tole 720 8% 74 Ba 7G G6 BATT fe ll coo 128 4, P. f e¢hncar actolect Gee + tL, ener Qa. ee GY Y5- eh ee {] eee Nat ae bern eee ae oe gad igen 19 ff Sfp oe at ff we Ge le a hrx tte. laces inte = deis perl) by ta ey Axor A= 93.53 Vi = 13% 7 ay ne a a alo PEROT A Ve WV Mk 7 GS. —. > o377/ = 963775 ai Sue cia Rd hae ais I | 7 = 6745 045 ee Le. ' tube fa adot Yo 4 UY Beaded Aes i - Ce ee = ; HP. coma ‘of a {30 DF 13%7 x 432. 17,12 7 DF234th, a 1 ae SOOT ea Ae Miser duce a —— eee | ee Ce OD edit cose ties: DF = 1324.7 X32 — fb Se ee 26.99 Dy PF er TE pat eae ornare rest ne nor es ak 6s filh, auc ah fre 709 pect forvadii - b/6h cn oa oad ia | Va ee = #AGXKF XAXTHD = [444992 fr- Ch, tay GIs b2S 7-14 YY YE2. = ¥7//273— ie epi i 142.6 HP, | | 130 [oP fran ts Fa: pits ect ee PATS PPT Oe TOT Me vesceee aeet a Cree eer 4 KRGs 6309" ae as a) “LEE x n7¢ 78 brctini presecee at-PK i preeewie of cere BH 16,5 Lbs, : LG = LK ua2 [6 8" ayeg * & | = Apt <5 = /Y49, 15% frth. @ er A Oi area eS ta a rn ‘aes SRS ipa oer al Mar) wrote = /gryg4eo fi Gh. | 1 ge , i Crucfrerton a aud & ~ We atinir, ] > aa AN ; 7 ; HEREC RS He, - - 720367 7 th. | f Sree ee een, S , laa ae ie Mg 7203694 1014450 = /73 9669 fi th Lo de [a5 H. 2. of tyteniar 4 /25 7H =o Ltr, . , : I ot ue aaa a | OS ysgr bp geth. 3h *ApLarlonwrd gi ato7l Az93 42 = 93,63 KUM, it Woe [8 EZ Jose] | 209676 bi dp j Pc, cna. fev 10 pape || — e b°746772 ‘aaaet | ubtiok 73.4% 69 = 49 1190% = /2N6 HP. - Cffine me etry ge - 31 Fp AR Ax 18% pr tnd a~ 496 Cr [Ie drtak. Wolke a 6,05 p iv. i FREE K INT a/ thas] = 63922,7% Du fv 700 “ oe fe =F SEL bob > th luted 17> 4669 1090787 f4th > 24 BP. Sef femre We cet” fh o4- I pte Fite A =92.63- 9 = 947 Q2 boy” Cz 72 a sveso py frdr | fdr 1194809 i = Yd 014/ oe 7 - sh pp | | | : - om ee oo | tte tore cot . tat Wel | ab | s ae i ; 7 93,53 % 94.7 aces (sgfeoeeh i - _ Bs 72. | th. / aA ! of Tn) legate 6000 Fb ie ave : =. pS HP (2.927 H,P. | Dest! roth.. i C= 3 i 3 I/Z 4) / voy] (pte Pa N ! - +8 ee a\e AN > es ee i aces ne aaa r~ & oy te ~ a > Re =< ~. eo RS ar S ee a uw nw aud | eae “4 38 ree (UiTtae. eres LE . i des T4,7%64 ~~ i I7VAt DE~ 397Y aan tm enpn 207 Se G47 Xe 77,/2@ LF = 29,2 act = Sot are emraavaereet ore ee ae SSE YE : Serre A nn te erat eee tea we NOE elit ety ee hse cattnte on onus no ne ¢ Ae - Z Apa /t 53 Mi he ces ee Serban ge Cob eg < ree em armen ete NES ata at NDA Oe newt Cea 1 | i Payer oe edb. Ar : ' 144492 fit. oi ae one fith an — Agape, ; Hl eu i a | Saito ii, (2-4. 27H P abar$ 2fr- Menlo Park Notebook #225 [N-81-06-10] This notebook covers the period June 1881-February 1882. It contains Statistics relating to the canvass of the second district by the Edison Electric Hluminating Company of New York. Included also is an index to the canvassers' books. The label on the front cover is marked "General Index" and "Statistics." The book contains 280 numbered pages. Blank pages not filmed: 28-29, 48-49, 54-59, 62-63, 66-69, 74-279. BESET RE, os vw . ene 7 hoacks | ° | /07 - Y logfim Srouts!- itachi 2. p2sfrry / Lp ee Ng Q- | (230 (G1) 7 ras}iry 43 2 2, * | i ‘ 2) 7{ ij : « vir Seu | ® / las 18. {foil 1gnw 16 yb & 14 ha Bsc i a7 H an {9 py 27 : 25 2 297 a | i “ 22 7 ets 0%. an | | : ay 7 ‘ , oP tey bov.e. a oe ae dell . Aus 3.2109, 8,9,10./1,73, 42. RATA 7 - . * jae rrieagw. 3% Wb. Gres so0 131%} ga 287 ree Sr2e 4 37 : 33. 36 ‘ pe ee Ah} 3 oT ye, we —e& | j ! 37 | r | 3) ad fae ” pd ye HeeX fees igiay _ wore w33) perf a . 119.19 20.0 sa] 3 | susdabat > ~o = BS £ | 5% 3 by do} Aint | {82.58 als. | s “hess fost eee) : 29. BY, 38.63.67 ; #e- ee. | S@ 33. awe eos ze Sis states B43 32, yA REOLS eS S > 7 ae re aces + ¥ 89 a: os 4% , / 2, gs ai hk Ne g late by 43,7 6, 53,26. ee ce ay Now STAPS PER OGR RATE Det Ne viet renames ever ere ae) ied 32 Re 335 34.4/ | 40-4 39,38, 87. 3642 FoR, on f ee raters ho: (ioc 76 | 20 Ba “ Se oy LBovhs — Fabel y Kary aor | 4 “ ot a I Poewtey 24, 33,39 ee RN Ny: CELLU... 00 Oy Mle, oot ta ] soo |° |Ceey Stok apiig. eo! a 12, 21. 20,95- PpTok ce aor! “he. a a ee ee cc haiaeaee 4 a Bara ce We Brcoks, 65) zo! ‘ab 7 14s. 47, F253. ‘ Ve 20. rag ey te. 8.9. /0,/. 12.13} ees [MIE yo Ks 20 Sey €/ | 1.2.34 SG” ae 7-8. : Tri ne ess io | BM. MST a9 iB. zh 30.3 24. 23, if 10-13 4 Mracive | | [PRS I: SG, ay F Lermog/. §/| 7 bans. | Van Gere fax “oasis a ae oe ‘ Ace Brains | Bee eee i Geeta OS 2/| 7.2, FY ‘LG TTS eo FS: J \9%, IL. 37, fb a 2 (7 | E Uz 2 bes | (50 A et Ah &. aares cme Ww Jiaeetn ee JI/, IZ, 433, wy os fi ALG, 248 tar i . \ 72, SI, SEL LI- 10 : (Paar 2/\ 52. JY Lo, 27 | (| 472%. 23. 24 | Yor AH 13, 1. ay ae = voz 2) YM. Hig A = ‘ee a 2S, 30, | PASS OT OO ATER Sar ee one erae s e erteeer ~ of : Lol, Za pie pain é LL Yi 07 G88 tekst ees cae | “| Lad Sf thie j iar eee i Lipnae 23 Lewes jae KLOALL LP ) ie ew ath. Lp mene coer’ 02-4 ae | i" | x. Ltd Ze: Wie | z A MEM: LOL BL ewe or POs ayes Fears ee YE, on } 1p i | i” lb 7 aa A a et tei : J tecedl_ ae eee ZG, th leas ee Gaston ee. Le ead ap duee Ms Edin, Ai Bea LBL, 2G. Vee Ad Bp. 43, MG. ABS Gontilediay, ae. a G, MEAL Jo. dh Lice, oN : a H 2, 202+, | OF ee Y2. V5 5b, hecass 2g, = SY, hom ce Lang P| L2G 92 28. 3 fy en Het ae. LEE cit 2. es Lad / ta ee Sieete lath sates 3g . ; sian a al : Ah L269 te pares 18 b¢54. Gowadt < - | tats Zi lads thay: M98 22,: ; oe Musas Ou J A a - ae 28 26, 2 2s ee i. fo eos *D aie 2a, 2H, Bk | Hit aur x, vk a pe, 134, 12.0109 4c a van Gf 99 Rrboty We, 168, U6, USM) Qe dia s (06, 110, 3,109 i SOT" AMAMG, C30 ASA. S$ 6, PU, PSER, oe gu &f es Mh. a ll. Butdh | Aor PL 2. ORLA. Bsshey —Dt.8. é y ae On an stl i fal | 18 B oe | #9 lye Des cs iets and BrZ> ces, ae : EN erat Cane rtie Kae ae Silel® ashe a ois ae ty ES 37 | 4, 38 [4 te ee POLS Seebteeee Ae en [a pe 9 a {4 2b.ag sy. oe as. [44/34 tla; 23 Jog i 2499 po Poag.... seep StS SE ee ————___ 3 TASS PMT ORE REBT Ine retreat in Er ree emer + Dust es i) = sprcieone | oy ees ‘| 45 ST1SS Oo OG on TEI Sal ae eoerememaret ent The eee asa Se ee me inte in Hey spaoae ETS @ ond CO OWNS QL-POOd > Go ~™ ~o OI028E2 DIS i us be | /ageae a 48 re | yp OF 1066 diy | 14 7 | Ly I 4B OO 1 069% gs 4 2.94 Be St 277 SW, e 000 | i969) ie Cea OD8o0..— | “Se a2 db. 260 £93 tae —agee TP oe cnet an, that, 10°, 7 bile lle el z Le tn enek ber ; Td DIE bts bah ett | Gao Yerods “lor i aie house re ae ae . E lice ak | 1 tu Te wes Jp. Uiech J ee eee ot oe trek a | [CS Ys! +. i Evens We & Lay ae AY eae Caseransends ee PS PPT Me Coe ae 8 here aarti ee mere . a Saree on ER te gee pet oo een FE TT ET RRR ne me cs sp Seg ae OEY OE Sa UeR whey Menlo Park Notebook #226 [N-81-06-22] This notebook covers the period June-August 1881. Charles L. Clarke and consist of notes, calculations, and drawings relating to motors and dynamos. The label on the front cover is marked "Motors" and is stamped "Charles L. Clarke." The book contains 274 numbered pages. The entries are by Blank pages not filmed: 46-274, SNF 06-23 | BLY 4-G/ = 094 Hp ‘Y- Aertel pegecere 6s dame i oe as: | SOPRA PS * ty ‘ is w 7 a aa SZ oo. a *°3 4 Tia rps we ome ces | al” sree Cttay Bfpreket fer | iaheata 29 HC LZ on wil ws fren f tarry Rint ate cae, woe ee Mitral inti, ce . sieaibanth ta cette rere SoS 7 - conse een SCR aera eg tee oer RS | XS :. Zz EE X/800 = 2356 pe Tw peitadee tr Bite ‘ , : i. Se 4 oe Ch mr ace ie OS ee ee , 2LYX% 223466: £6 SS %ez- Aut ww PF VOCE Cee teS GF : teh o — : par ) ; - levy as i , .. & ge 2 UTR eS _. & | IPS BOTS 2/75 Zorg, : Carter , 23 hh ou" ewes’ PON aE oe fre fects of hi pitas, | GLOle hgh Pleo Leaa| a fit a: Yf .97¢6 lence s 97474 = (4:69 x [737 | Pr Crt, Me= [0.6 Af X67) : ‘ G7 Lb |, | =" AGLO ce ple, nase * nes 4 \ EERE Ea so ES O favs BOG O7 Yowies; | A neenteenerne—rnenac tnd tet at ene MEPIS RENE SEN TT. z a \ ] + ne ALS OPT OA EDT Sd at renee meet ee 6 vere Fens ! { i" i a ! | | | ! pistes or2 oe Bes SAECO ARIES Sener ese) ay 6 7 b s regs Be pareerrey ee, ‘ ACRES AED AB BRIE NT See 2 = Rie ne a at ee Nn re treme nner enreef YEUEA E Be oe y oa h Sts a a er I treme ae \N a we Wel ‘hy, 7; \ neetth ty a8 7 — # 06 s pet aY een Faeroe SVT Te BMS Biter lanrana Sb overt antec a TS EE OT BO TEE ia a a coo teat ee mt, i... Jaen = aoe, TPS ROT SOGn ren Cor yal ee creme ener ee eee 10 _— ree 2 on tt a) 4 ai 2 esta LS La oats CORSET — Se REST eee io tee RARE: FOURS keara Prprec axarwms a te cee nt ae RAS : . aos ana Tah At SED SS UAE RARE ~D N a i ¥ | al i i 1 1 H ' 4 ‘ | | } } | H 8 SQ. e nN oa * 37,s>) . 4 2 n scopy bar RE ECE BETS, £E BSAA ET Ses eee a ae ee eh ee sco ae aaa her ett ssheorveey tetrcstet RECAST ADEM ara omaha SERIA) i SS Sa ees 16 : Rel JO" fu dems oe Ep Fe a eed fi Le er Anceatirre . Se A pee! 178 foe ae t & “At 18 Aaetol fo ee a yx 7 Na i a a 2S RETRY CGPS err geenee aes: RIE. GRATES 2 wp dinaich han ual oeeaeee ae: sees \ P AON QQ [I he Seve arty sex eees SI Seen SEES a ETP oo 7b - ; wu~ % “7 “RR = JS7 Yo, "7 id, ee Vv SUES AF Feet ee Ga OTe perineg emcee tre Gee ee ee. es ie: EO OF IE Le tees frnx dee GB aw a rage te mee idaaad le f fe sO” Aly aberet. cctol w7 = /4¥s0” a jie Histo a bytx ah ie idee = 29 & feat; = 9706 Fhe, | 97 46 =. (6:64 KX ie. “V4 me BRITS Bewiis. ps7 ra PE = Gil 7 BAY CX, Crccmufucnrr if We [60 TOS , Venter Mew a ee oe Pe oes ratte. flee olegin : Chenud Op ere a SOOO Voll 6 Obimede 1 aco Corcamfrrerer parte ae Jooxe A 8 20 Reed fener. lAen i Bein Pee te BOO nee SS, 3.3 ott sae Eee ee Ee ilaaeairi ena apieece case ee eT RE orden ur PARR peRE Rp ores: Seppepwpsernsetrtr erate TOSI Tet ere ce SE Sa and Do LBbX 078-2 PPi9a Baas. SO ASE TOR KB IS =O I7ET 7 for taet. BITC 2 BY = hee 7 No et, 2 2 PUSS PTS Fre Par rrermee eet ne nee Sa ere rence rere: ie sascha 4 8 i i CARRE Sa TEAL aat SA esac ee Coe re ae oe 26 Pi petal 27 arene te oe 204 . LIX 973 = 14, 692 Cearrng Pow (as meena j- 7O&- I EGE = ee ae F/G ~34Y:=+ ,I2Y seals fapcors e Me = ,07/ 2O4 &, ie =J/4 WEY ee ae S~ 7, UeY= Pd pees hind Ker cert i 22v2 34% 036 Neticilin /, = Q TH s tte J000 -. Pe? ue 400 ane ais Lact + On 28 kk "Rr Pia en ian tte Ooh ai kp ea EE sie at ab ato ae ir Tee ara ea tlie vee Geet ; nina aon So Rap a a A RAS SEE Nie eee aes = — SS eer rrr “at Fare des TE je a) tea EES ryrtecen Coktnlatini Wwurimn & t fo oe — We uu hws Yhe afore i } o- aA) BANARAS RIE Meme ROY ones ore git cee as en aueene bencaenetnecememe oo cence rare SRN A tid a ee ay ns yas dpp A cocra int acted src atch ayia ts ogavion vig : Spee eae Eee eT IT t Yh mr22 wore, 6Fy b- EME, 75" ¢ ¢ “Le 6x36 Vx x x gE TY Noa . Sette y, a eRe Re aratnatpais We: a ee ees Wee aicecet: be aoe Lererter 24 G72 fr * ma | Ca“et~ fen + Wh. Lace eer. ie | | fx: 4 2/h ; | i. i ! 2 x= 4eb me ptinte toe: : | 23 Yat “2 7,970 x = 167 x é"x 37” Wo. 20 bWG YG dawen. Ye latex M68 Poet Gf ps Checaffre TI tee, | VW tthe am aur te 7/10 frrcietevet- ; aad ath Joo Yrte see | naa india | BY Fret th, , Ta x10 yhoo | =~4/X10/ 70 / Ve ~ De x ale QWs a ase /7 0: 7 fern Raed J § B Lieines Mite 90 thos Me focetocrt “UAE T - jlo Veltr ~ SUD. - Me X44, Fo Pease Wf $e ti, ff Me om 52 bo. _ ~ fy Fa OT ewe TE at ee vier are Co Pre nit | OUT : ee i i ‘ : hi 2. is 4 | e a IL A PW eriaicpriareea cer seni & re 2 OWT DE wee: Ceara van ee Menlo Park Notebook #227 [N-81-03-24] This notebook covers the period March-October 1881. All of the entries are by Charles L. Clarke. The book contains notes and drawings of the armature for the dynamo at 65 5th Avenue, New York City and notes and calculations relating to experiments on underground conductors for the Pearl Street station. The label on the front cover is marked "Armature Wires" and is stamped "Charles L. Clarke." The book contains 278 numbered pages. Blank pages not filmed: 16-278. XE via N= 8103-24 2 A leet, _ 2 Zitsee, * igeey ye fe fA eminem * hg PB ce a Kole” yun &, Bie en we Yl ae | ole. 13, 2th ow Ite ele ~F Cork care eee nF RL S i } S tN . i Jeee, oe ee Wat feartoct aaa Ae deve a | Ci ecne breve fected - Pe ney PTS Oe Can wey Ce ar rae reece ert i —_ i ais 7 ; : ; 7 : . a Ree -, Z2. “&S7. ” a : i yap xX 22.66. x¥4,3 la ce = (¥5y fi: 4, wees | AP He one 33 00 fr: Lor | re SE Gy ee i | Yao Cound mi fecal obeitesee iia ae Are lo fr Lop, at ~ See aes , 6 Z ay STO La fe. : aa a ets 17. eer | es ey Zac | ae pene steed | ane, Wilh (02.2. VET cx ‘ A= ed cana Ge 1b.0.29 Vree-. | i nr Se eet Pact Cot 1270, . é 11 Spach Nae me TES et Se O3/ZE x94 3.0.29 Ks X . | oe ke - 2 : a (2 87 2EXB)* | n | | = [is Bie ffs Lr | : | seas: | 4 Seepage F- Yl tberete bo few fort Mat- Ww a frecee : “hector acdacticais B cree Heafuclinity PCT ane 293 farm lng - ey ne men Ca eibaErics [1 B7tF S97 Chia i ne, 3 209 /%z ew APSR JO. “v7? y +39 b6 s3e 454 ‘27 457 , 62d i ts . 3.7 e737” i 3, pf @sm aS Foe : 2, $7 7 104 * : : eo - 06 \ i by "7 OD = 7 104 : 4 os? fn (OFS O39 Menlo Park Notebook #228 [N-81-08-30] This notebook covers the period August-October 1881. The entries are by Francis Jeh! and consist of notes and calculations relating to meter experiments. There are two labels on the front cover marked "Meters" and "Edison Machine Works Francis Jeh!." The book contains 280 numbered pages. Pages 260-275 contain skeleton tables that were never filled in. They have not been filmed. Blank pages not filmed: 278-279, LIBRARY OF THE BOARD OF PATENT CONTROL, 120 Broapway, New York. Pho x Y GENERAL-ELECT 1C. +4 Ovpnd S— ag ey, 1896 eae eee Se ee ae QD s4yo of or eno, and the lbs | proline gabvanomter , male Soni SAA d artence ,» 19 FO Mavol = Aas VY artang 7 When VM AY aur 7 L206 apy , Cutie SO otis Gires a okpte. oe OUT Tee E Mar of Fo. | FRx: hOFY |. PIVOT FST (gai Seah OED eel Mat Temes pe nes Peres Cer : : ¥ < PEE ye Rak, ee eit ae oe * E -_ ; oe RST ators, L2H T Ft CLL S796 : = a eee | : tl Bey, 80.966. oD 7; [ a ma ‘ $0. 7/7 6G 4s Gia ee hie : ame “ws oe 78, LPL ,, ”" 67-9992 | | a ae 4 i PE tkkeg- *: 70.859q5 4 ee ieee veeeae | pee Beach Neem ER epi grey i wagusre | } &§ & LALY- | PAL; iH : [| WA fen j ist u eae ey 9 Aa 6 1 bate Presoy | CH ov nu (Lf Jag: Ni ihe os "LGISS on i. 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A = ce SS abe eetoueenre peyortts ss ame . os Ki ¥ vIn is SSR ST Re REN ae Oy hs TT ee eh OO NG RP a Ee es wns are yw (ES Ff ( O42 ko IG TORS CG 6 GT i eee cr 7 S%.% &F - cepts fh Sey ota > & / / if 7 Wea fon Ue neg BOA. AAT t aa ra Lefer, Mich, Vt bee? ee ene hate PITS ENT FF oh ESN SMO WO NT TIENT ET eRe tia . + ES panel ee Reh ar NES Emi ats a a ry Lg a ahs ch me ioe Red Mak ‘ PORE SE TEE INES = wliinrs nN a ha A EE PTAC ane LEAS - ase : oo ~ co Abn bay cf. } s ie , Hil 4 — o aes of) CASE a AO%¢ oa Pa Oe im Cts tae te 5: OU brea <— te rf A, 4 LT. t ACLLAAS— I ESR UE ER Ieee Nr ny dV IS NS EE TER TT ports armen cured ae reat te Doers, wt mead eae eee SACRE. oe 6 SET pater artes 233 brene. ae ee ae 263, I 796 25-6 / CE, Sorin ‘22 Ss PRP ON He eek Rae c rey be ea g -| | i 2 G28 b& Te G YO 2 woe RANI) LA AJA {/ 4 teeerete TS en 9 tf mens ete bere mvecrraon Care ee siertariaes TN nec sate Je fq; — Ww &e ae 7 WDA Bawa 40. B99 6. *. | eee Ss LEZ 4 LEU Oa A GS fo woe 2s Easton | 4 7.6 g 29 oe aes Gi, 2 Sk 2G gO GS 1 4b 7G qY a wel oe 2 SG YIG YG Ds oie / e : Dx — S 6 76 fo o] = 1g a 220 7 ¢ 2 SVG fa wo] 4 a haecoam % 2: : Aesrtoe. | Curt EL eniew ALL ol (ta A LA Wa Za q UB | nee Syee A wen Z 91369 £9 613 & MOIS. ee ee ee Pel et GOTuS 3 SS 78349 eI as,” : 2TH D — LAG AD i i | 2EORE 2 8 Jeeeag 3 4 25 27¢ alae : re: 25° 295 | _ i wt hg dE Oe ai or ee € YQs beer | a rae’) oe oy ae ETAL TLR es MAINT =3 A anes J DES _ . bard 4m IRN 2 rao rae Pe, oar maa na ' | en a — |S a Oe]. \9 | f wld 0) a. i—e) “| Mol \g. Z D) A Lien Ws COMAALLV Wy “7 d aA “e 3 Cael Bat BA ‘ L4A1A) dH f/ ALE £e30 ] re na nae aarti NI ce tac fn te ene ce a Uae ame demn eas 4828s Lon Gat Menlo Park Notebook #229 [N-81-03-23] This notebook contains one entry by Charles L. Clarke, dated March 23, 1881. It is titled "Magnet Wires for 5 H.P. Motor at Menlo Park" and includes notes and calculations relating to this motor. The label on the front cover is marked "Magnet Wires" and is stamped "Charles L. Clarke." The book contains 280 numbered pages. Blank pages not filmed: 6-280. _x*E-e N-81-03-23 a anlech meth a 0 pt ! g eheowtel te f. Prete ik Aenea st Pee ey ; i, C VTizes fn SAP Zz pete vices aw (29 LZ.,- 4 Lo. /0 acter aateey : 5 ai iF pases ; jae ara seg cette “ey oboe tLe hee eeede WO reels Ae peces > a Lecce, Lee! " eevee d~ 70. KH.3 > seve f 20a 7 2 aon ene, eee a _ | : BR | 1b 510 Sect ioe | - peevet Leasre : pe . 4 . . | ~ . | . i % . | 3 : | , -063 es, | | | — 2 : Z : : . ; : ‘ 4 | ; a is * . F ; 7m O as ry | | - , of | 7 O \ 063 -Oof 1-2 .063 Ol” 7 ; O . -663 Capel 0 of 063 03 Peery soe t 4 pong ee ; a 4 | se oes Was hoes ane 3 fen 5 - ls de. Aap pene eee $72. SORTA, | ys dm PRAY faa tne ragptint Z. ! : | ak ena ee Menlo Park Notebook #230 [N-81-03-13] This notebook covers the period March-June 1881. The entries are by Francis Jehl and consist of notes, calculations, and a few drawings relating to meter experiments. The label on the front cover is marked "Experimental Lamps" and "Francis Jehl." The book contains 276 numbered pages. Blank pages not filmed: 118-275, Missing page numbers: 1-2, 39-40. SMe A iby JPL es bp /- (Shut / EP Me butinl “23 PMs lows oF, wn COS: (80ih 7] os a. RON on ON0BM (2.654 a = Sag pp ae 16.57 Won “ale. on EM, Ot) (06S 927 ¢ iat Le wiqedsg by LTO RMR GO : ‘ -. ef ey 3K a oe 272723 LIBRARY OF THE BOARD OF PATENT CONTROL, 120 Broapway, New York. Figs & y GENERAL-ELE(/TRIC. H4 Dipped Sk, * gf. Sa 1898 | Utarobe 10, Sets Wg Doo | 115 PM- “Orta CosrMes) 7.05" “ yy “son E2S y §o" ny A/a & #3 A.M a” oY 1O.50AMF (27'). th yp LOS 4 — yy /2.027ML (65%) ; . sje 3 19/1, 10.5 yume /2. pes) WV LUPRM ~ 1 U 9,02 7 (231) 3 a 9 f: es | 79744 F ¥ Es Mee we Banta AGP. MM ~Out-at-l, og? 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THe Bay 14 06S eer 2. 59qepe [,xo8SIS7 of 8802112 a: Tee : Bees oe 5, ae | : Tuk 24 - | Oe 1966S” : bat en Gd CE | SRR SOFT STISSQTAT Oe: _ sey tinier frets STEED Menlo Park Notebook #231 [N-82-08-23] This notebook covers the period August 1882-March 1883. The entries are by Hermann Claudius and consist of calculations relating to conductors for central Stations in the 28th District of New York; Milan, Italy; Roselle, New Jersey; St. Iago di Chile (Santiago, Chile); and Shamokin, Pennsylvania. Several loose pages found in the book contain additional notes and calculations regarding the New York, Roselle, and Shamokin stations. The label on the front cover is marked "Measurements of networks for electric illuminating by Hermann Claudius." There is an index on the inside front cover. The book contains 280 numbered pages. Blank pages not filmed: 12-149, 208-239, 270-279, re Me " a - i > | Welland 0, +t 43 Gy ; =f Corea. 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D pee (6 bere: és ea Gi 7ses Ss OS 40. = 200603 cient POL _ 342697, wo (4 z bob ore ne ype nlavns a ‘ i 78hi 4 Ae 1.492 aera | ; eee i.6 HC: Pee) t- Eine vets 2 A 3 J pe Fe) M9CGLL | : 925° ie ris on AD pat LO ae bee schae _ , Leo An fa he eh 7 ALauace Ae) 2! [98 ih 080 ah (540- ~ ! [peckamee key bse 4 f mise F 1 OG! 3 Hi wed Oe 2 NOG: A (bas, H —ee 7 22ag: Tie aaa ee: oe SS —— a a, ae Os Ab t4 hut i io eres — r f $63: —s LNMW4 35 —y at ( ) i | San et tm per oe L207 S$ ~:~ ; \ eet eee fto~ | EST OH SAC OAR \ + Bung S44 249 824) ; \ | pas S46 = ise ptncted 253 a ene me eles és gad fps Joo~ hu, | . eee ee a comet zr a centees : a 7? "| fort 008743 fo. 1746 = FREE | : |sfunins_ 0-096 Tt | ee | af ba9 l® i ; yy 6 64 ff Le pe Ripa bangin ee eae | Sal a ONE ae | TOT, mee LE es i f : gpnera <0. 000 (4-9 br, nhl? I prefers ad cid I. 23 FF C 5 mee (ee “% of. ty Dow fami r GG i ; ReAriane roe Verran 0.00144 4 64, a: ee, 7 iy Mevnccerte wp Oa ad. oe 44 4 2 = a OY) Get ame mT ote gape by bf iee™ he arte ok cones femora *~< 4 eo, aelaee aa « : pe Goede ( GA, iH fon hog Lanefe a aro oh 3T ae i iH aa vit Are or. ety pes Lor per a bd te. 7 ene ae ee (a i i iy - i Feder Gan pnbebate# ome rf | Hhneder Wea vig: Gb ie (Ab hyer Wh : fa es oS al | : i . 7 Oe fate Bove A nein Cees ‘ t é ae i a , } eon ee Leog Lerufrr | bh i 7 | 0-0 i | . Beast cA feo bh, fe a: 0. aA a a ‘a | | yo" Sef fr. * fh aorg st | Abo a= ae sy { fe / Aeven TL arm apd. bog a oe = pid bb. — AE g £983: Pumtaep ((3.4. (epsom vé b& 40. g. y trhaash tn “4 Sas af 2050 8 ae ee PI, hls = Af Te £3 OS 5 hude. UL. sires 2, ee 2rtuh Otic ed done "ag. - ff a oe Bes Ce hanes pew ieee , Ane deren Eanes stew i az 2 7040" ve Jed boseqe ; al = bOFR4E + 10 ty sok, ok ote Sans / ; 7) bos 84. COA : mee OC? - wes 666 4.84) or . ‘ ia: i naa uf ne pie = , Gt baker gubmnine® t fader T mow L088 9,98 Zan ok iL 4 4e2 a ae "5 aa ire on ee: 4 494 a6 ey a22¢ = fap 7 -$ Ga: 5A. - | a esta | Sn forncd” § 500 8& | ad foe? Srighe te aay, aot mete me p Oem e ae iho" Boer 10% eat B ge var , 2 GOH b “ x | eae hd 64 | ee ee aE eS: pee. ze | 5 BS Pee ee Oe ., 257 Mae prrvvise Lown Ahees Leihe pat | es ae . ‘ Shh aenig- feta ae | f cs iat, 46 4 Me os ej wo tek (He iret) three Leer baa few _/ y dhe x ant dove, £979. —. fF ‘ / g47. Y Y : : bn IL te we i aan an ' ¢ hoe fo af ae Woe ites AevCbiees ye eee. ) be woven cee 2 ee : ” “ Fil is = a . ; O. C1or yi ete fey D= Oo. 10 Jirec eres Rr Sod pues i Bee | cige re aia gi: es EO GME yi natecn. 2 fi 2 $@ 4 * g26¢0.>-. 4 - | : - PS Ce Gea, ois - pf og aye ta £ tg re mw Tukey 2 Bok ae . fs : : RY reget l) MUActar 4: wat tele’ on , SPeS ore Or : ) 7 gd -> | | + be, Sere 7 Vi 2 2 CERTE cere! mds | ba nte : a oa jane (ne we ; Lf geend- a j ; yy G, 4 % 2 Crast . ae Gut of | oo £90946 Ged t eforrrst : . . : wawt a Wee eae Sj. es ge , ane “4 Peres a Griz ee Pee ee utes 2Gy thats t! jo v7) os : : wh tenae deg heater : d le “An Agta p CeO eet me AA dee ¢ ¢ Zz . aaa rEertts Cnc af. nelewarp AE Aon. or Ate fb Bb) oe Dts v “2 = a? é Chir, 2 fe ee vr magia a“ =. LA oN saghaare René: 1144 vb pret Cont t 4 is rh 4G Ob 4, rete na lure, re) sperm 34 | H YEA on ee (eee tin t + 4 ade Brute Aida ~~ eee rae : 2AL on = Conereeti 34 | eae ek oo 4 3° & * n 4 4 Ud bree -~«tfwnr REO, | ; , ; Lez, Leen bbe secet . . | | | 7 Patel rs Ap te weet ' - Cie Fre ze 4 a , a ee ae | é ‘ Necwsnnernetm ap Orearekh Al ? 1665 ; 258 A / x ver Crys @, bo rpyae 2«LO att baton & AP “Yon one s Ee At Ges ym Se ee LYS AKG S A ht ok teres 4 ye oo. Dee fe ao ig pe Lye pe > ~ 2 - . a4; Ld i YY pi £ 290 _- ” Ke a Le : q- ys 2h a DY be ae 7, C: a aA ; ae? eee Ne ra Cone G, ‘ Ty YS Goo BOG = 204: — > tee fF LY fm @ yg € 8 L 25 Em fs eye 4, FL Lome OP P opr re eek ee ae a oe) ‘ wge = EYL F— LSS ins. eee ra eyage BYE BEG ~ : oe : 2 . eG yr oF = ce . 2078, = ae 2d 3 ~ gy F- > 4 et Ug ra we fart ‘y ee Peres eT SE ~ 4 e ¢ & fro “ & oo 2 3 af ¢. 6 2 ne ee Me! ae F ree il ZEEE seh Lry — ak: et | Pw ‘ wp eg Cle po bi ie To nama Cee 2, bent wey ssid : LS. ay Yds St NaNe eye Ge: Bet fo me “y Fa Tey i 2 ae S ie me pie ee ef ta Same let: a: e af p rp byrne? of, eee FE ee LER ae 8 & 2° Zo - ES Be ee yee o po i fk & 3 ve een epee’ f q ee f V4 ave aa Z oy . > 2 Lite PEELE Paoy, f A — Ae beg Ausret he e Lote a Es 3 a co x ’ * eee A om Te te Gactnete arent i pe COL , et 7 of Vises Ze: at et a waned Bae ee 0h OL £2 ee tthe acca on oe ae senna a aga ae ae fi fae ad, LECH bye Bute anvicky, oa bie eb i . free: Reels 4 fof a, et ee oa os g rf aw pees a9 Pee Lerney “ ? ve : +4 pot Dd ALE Irewrneie ” fepevece Ab EF DA! ae Cibo Dh oC ) fovle Abas» ast ae. of dave $)” ped © os. G fe au, 4 fiom hee soe €. 3 262,SA 41a 4088 ae io — £805 dei BZ, ts erer oA SN = w | a og N + t Sn tee eee nen Ott @ Qirv te . ae SEEEORT CG 5. 2bo 21, 6 ARE : 4 eS LIEGE ALERT AAT = eae o 247. 244 D 4 0rn 4020 % LETS sepraads 400% 299.5 b+ = t040% - A-OS = — otG % bore - O10 Zw oy b,s7 aa LIS - 257 246,54 L464 - : TA -22 -b.7¢% Rs A 4 | hs x4 cc me ea Copat ees BEC AR LLET A Re HOFF Y tyr A PIER A Nis — 6 OG ' } fe BST BEB AAS 2 HO. SF be | 3 ou LYS — hy 2 cf taco ? -— s aoe “e - # o> £4 < Mio Bere Ly oyy, cp Abe ow bo wre we DLE S&S 72> bbb, fH ASV ARMM eH AL oo CGA er _ 260,57 A a2 3,3 s_— fy ¥3 &o — ‘ td bao me pe SA mR fe HOG 56 ey “3 fo mA: oe . ‘ “261 n 2% ar £3: nee oren: LEE be ME o siheniee B as: oe g Ot ka poe _ Ade cy ae 3 ee A ee ak Ly Are LSTA 2 22-8. Of? é, 268 ae a = aol" pene Pes hol im aed tha, a Ht i; Z wl fie Phe 4 ee ’ 2 el be TEER ME Atewr f fo ‘ 4 fb gow Sho l COte- a f ee 2i3e Sseue. me a Pe CH i. “ nes ¢ be: cd bet wb be bp tOe Ree fury t : Rarer poe p ORR Bed. Cot aoe. JS Gh ‘ i ak a A ewe Se hats Seelam, of. Wiggs ~— 4: 91226 €. i) Be GSTS” “et ae Sas 2B CH tee CE. z I p 7 = st i br t cm. Bu ok Loe 9 he vbse cai. eg eee oe 54 b ie PD LHS S ABIM - ae ee ee A rae , Lo i Aree thy 72e3 ake . i f EEO zy a . ¢ ; 7 4 ws ilo Pye wes . at yy, LIEGE 280 a — Ss de a 2 (Le€Gs [2 fobee oot weld Ge ; : f q Du? : LY tA — ra a $f 3 re oe 4:24 3 Pyle i 26 £07, ce LE pale a, [= : ; &, ees. ae - JG Fe ee Jo. 7 LSBi0 > OL CA~L2— Cf, 7 ae 3 Reo A 3 fs : i £ ‘ : £40, 2395 A-¢= Lal fe : i po 2 wee ire ee 9 pp 2h4,5° 4 +he eee ey a am L8G — 7 bo Hee Ss boa | 2 to o ri ew 3 } a Let % CG a Lek ee eae Pie 2 BLES pf oO weepiy ee | z ae: phe ps RAPA PEER EG TO” Sa On wy 7 2 4 ft In Aa ~ ead AR OE fer 4a/ BOS ; 2 6 es nS | 2 Le ~- ‘ 7 oe nae er af ee 215 P7G, f.. 3 so A ess eS OY AGH, fm * sale P ’ a ¢ bee tege 7 7 Se A eee Z i) 2 0 O88 a7 a anol, es 7¢ Pies ae ea fl nile we 7 98S afi f ve i ON EY ae © rie) fo § yl , \ ae es Tp 24 a 0.068 col is ‘\ i, / , _ i GOGO36 Cian ( > LharmsZ: b 6 4 ge i Frye a i ie 459? o~ f re \ 7 ig %o gsade2 Jet C8 IY NX geo fe OO" ATG OS OE Ae ON ae -t} = $ 616; phone = 0 yi qa = . aes 7 — 0,15 “ge il | pe se fhau = - 015° wes jon Stays 40,3 wo, «eee al al | oe (Paachloe VE ftoes £18 ki CS as. : al cet A Toads fa iz BA (ol {i ae . | ifdp 2 fa Dnt 6 ane sald ay pid In - Tk . = oe” Fo ane hha 2 ae 40% °ey ¥% ee i 3 Y ri va Coonl oF 27 m2 oe. By Le, | hy 1. ar 9g aed ee ay, jo ae ne ae On t ¢ Gio i a ae e Py! S26 DO, 1 Ok, b'fpeard sav oO a0 yo cee Bp. 304 €6ly't LHAEDLLIO 0.1803 e144 [ITEM FOUND IN BOOK] Sarg §, = Vt te \ 3 8 sere SUG &£P HAS _ ba At, - 4 % p48 asf) oy 7 OPE UT 6 ort 6p (oe 3 ae ele 0043 3623, 2* see tle ~~ at) 0, 24% 60 39- / of, YS 2f7 7 / ee wie ~ fie ey Z 242 603 K- 7) rere ; we gee 2 fad SBF” | 497 = 274 Fike ___—— Beg drd pe 6 $3 yy? est af47 7 (i E65 — eee et se atetle | tech YL nerb el an oe ei "ace : adie roa ‘gee a anne ore a ee I ence es ae : eae Lm HH i 4 wy we en Rey ~ Ne Baan Fh naire hs Secs ct8 fe i Sins te a omen eee anne CS SgAE BI SO me =m MM Qo Oo co = i) a . 3 | = z | au = _ ou = ' i : ' i ’ . . ise A a ae a ee el pe ae [ITEM FOUND IN BOOK] ‘ FT a ef! en Ty hh Rg Fo gph $008 [ITEM FOUND IN BOOK] “ps aK. i [ITEM FOUND IN BOOK] 0. £86 624 MD 202416409 - 1 104 C409 A GAY gee [ft 0 O0L 20 fe 00H, 3029 20,44 3 a Foo i A 1 EA / GROZELY 2 Kole F556 eae = gph G2 pe -6 [ITEM FOUND IN BOOK] 1 nasser am OGLE OLE be aie ce rgya CO CTE Ss fa Uv. pee ie panies hd ‘s ¢ A . Kae8H7 a ‘ att OE8 sritee 2 fy re. hy 2a 4 bf. ° OG a sn u [ITEM FOUND IN BOOK] : —— “1/0 fiw. PA. con Log. oe foe sk Ag ae : | ait _b feds ‘ — Ny ifs = pe fs Bye Hoe 2-05 Dray. by 1103 ae Abbi 5 4963 Leger bes, yy we OS5r : ,-94.B 24 . | | o - 1138 6 Syly Laqe a | ys? 1 SLI GCSE Be ae oye » 2616 * 2b aes ae bls 9486 peo: 4 ee boo F704 I | Tho AG apor F540, bi Be BOG 1998 AG 24 - pga. egg. 284d 9 | ae | 40. 14305 4290 AV SFd i lad aaa : | 4 ‘, of Ata 2907, 287 ods 7 | - See it nk 7 as aes ia eee 2 oe yen Se | | an sof pegs ‘(se 0996 bere: a Ayoh sy 206 504 es, 2 672 . 2016 RSE > 4. sng prabe S| ns ly e RS] ols mS } wie ste a Cis a | fe = oe ae a Menlo Park Notebook #235 [N-81-09-03] This notebook covers the period September-October 1881. All of the entries are by Francis Jehl. The book contains notes, calculations, and drawings relating © to various electrical tests. Included are tests of meters, dynamos, cable insulation, batteries, wire conductivity, and fuses. There are two labels on the front cover marked "General" and "Francis Jeh!." The book contains 280 numbered pages. Blank pages not filmed: 50-257, 262-280. LIBRARY OF THE | BOARD OF PATENT CONTROL, 120 Broapway, New York. Fn 2 rar ‘ GENERAL ELECTRIO, He Pwr Bb, he Zo oe Shots Lee /7o-6] 100 (~ 1 . eA re | See JO Lope me Wists. 2,05 Ong : Orie Ne-t- 208M a | 7 Dae en eer ee ere Lee eis ond ee es pee cee oe cane f 2 = SS oo nett ee gener a cent WO MTL ENN ne a Ca ate HAMMER BO Lofrwment £ bp abe, Aipteekaak® wh An pate 20 Ak, (OA. g Baling Fig, 8 Salieri /3 cL Va ° viet ai ae ih PY sees Rize ano aa Geek 2 o Corti goom sort bobiot LaLiyy DD bet .. 733 Ll: sus, Oe Se een ry EDIT TE oe Payee ien ect Weoamoomna wean anscan iis ™ EES ie ete, SO LEE ne ee BO: oS ewe — a ue | Lfpau. edict een ee i JE b= geaeeee /3 0 a ae Jee fe See ee ee a ee Te RCE Bee, Se ee eee Re eee ee ee ee ee i cal oft vf pee Desi ; EoD Ste eR oa = WA, 2H —_. Faia a : _ & pitig een : Altri, po | RB? “By | bs | EEE A ale Sec OP Go-eks eee ; ee - | pp imag aye, oe buy a 4 ee pe : aa PD 22 TP 2 — 726 : | es ~ eke Oe eee ee I] fet $00 Gon, Dettenry al Bel tefl CovwmesZbD acudlH Cale Ba 8 tt SRM Bits ¥ a mw AO Fai. i, . fi ft a eakt Semone arekttenc mers) al Pe iy ) | : i ne, ad fee p. ioe btec® Bir coe i pian! FED ese 2 IO Z Dd 42 Le D off ‘tie om B+ epee ey, es as aa Coa . Lif Bo ge —_—— oe 8 en 420 2 ee oS ee ee 5 y sJfZe tn FY. 4—- SP an ren ee ee as fy tee Son ce P Se nf §. 30 AM . bea 3 i . | ies a Repoode- oF 9 Gr Abbey, : a a _, " _~ As: Ae sages ag | : as \ | nee Le — ee : Seb ct >em, g Gm weigh - 7 Cublas i Vegas Ke. oS Outen Cup ce | Moat. 0.9 Grr. — Shale orate pede of Ras _ | ah. om Mere ay Pot CO en i, _ ‘4 | &f aos een — Urous — : | oo i . ; ‘ 7 | ; | 4 Mee | Froonees ein. $ “tk i Eo eae Ap orton nies Qe’ tee NS a on doy i | ie * : : ‘é S 600 ety SO eee : mat, : : , ‘ oe WLeenreinred oo . e | | : Talal 3 DUH GM Ae PLATA 9c truer | io REGO ‘Ohad a |. fare 20 Fb eee - 3S on FRyo ie Pee bey 1 SF §~ 16489 on ys . hop te po Hh Prvuid 7 a % J+ 1kgo | SF 4 1780 7 4790: 0 4 ‘> £0 Hi. jee Th rok ware Oday ee ae ay arn “ << ‘7«o a on GGFR HATE A DSC HeOU hc trseweeenrs 7 34 27 | — £70 Okina Tek avout 30 fbtack | | Noro. ic aa eobtna drasng, Yi it aati, 01 the tin innit rr en : | Quik uke inte @ ghaeia of rahe i Cre und eonireLiol Ar Moly avd A wae pol Of crninentleZiol “ { Ure A Ah, 2c oriek fu- | 6 F000 : bo 00 : #200 Ching 79638 / § a C5 A Ain tary | " | Q " ber ae Z/Z as a | 44 ae /e3 | | Wey maar | & v| |\435 2 / $e | ANZ SO 39 47,42 = / Fe li 71F > 1 KO 410 14 1 FO (te fE- = 17 we “N16. 176 | “MiSs as A793 | | | Le 47 O : | YONG = EE “ZO = 160 e hits = / S-¥ 14 iho {! 41 Rare i, ee eee KES ie Crack 7 AEE | ss dee a 43 — 7200 = ae ae | CE EY = ge y | FOOL = ep . | 7226 = “Lf | 420% - ay ng ge Me fl ACCS aay | SE0L4 = SN oo : | : SOG? | aes iy | rege s Fe a _ 7-4 CEP ~ i Aisa = “46. | $F | A Sax Sk 4G 0G = ee | | . , oe ae oo “ky | C46 FG fee . a7 VEI@Q “yy : ae es = gy. ey lt hee 29 i $}@ = 42/6 = 44 : aon, : . COG = & A 7 SNP 778> = Bp ee i SLltl0 = 4g . 3 | 780 oy coat 46 LEV SO. 1687 Vite in Lily ay x a cafffir clepferct ‘exe Sail facie 9. flac pocardlfleliin of | | 44% co pau cas AcotsTeinees - Ox, E87 Hh, Ele t holt Wood is cai Oe cargulaled. ja ad i = and 2 thas fosouss) Wo or, 4 CAG ou. . Bou REG / if eA ee CU yy ! chehaal 1j- a tae 7, Lh ais naval 7) Ln los cad et Bei tet fart SAS ' T0dO 49 if ie iu hs he OE 7 eit LO LS EF. . . ae t ih areca oft ; Lv R. a _f sca | ae ere Taf watcha mint /, 24 2 fF : 7 . e eter ¢ ; : : _ HL / : has a : Ake plug , Oak Arce sarien HM i 4 t O40 ° 4 ip of yO 2 1 1 O82 : oa fori ee ee 25k JH? bw aa D tae of | [eepet of bor Da iene ies baa PRE NE, Val ateimn beluten Qurpree i mrerchg o/ ee NIS © L&EYI fate F687 woken es ee A s Ur k ater 259 Fs bt ane Lae ae ee bef Uni v corp bow -OIS¥2 2040 BO IOS FS of Conn bettie oth bare @Le. Pag ht of bor 2UEY2 = C of beliceee of (-ob-Crwe Ge _ Cow JO 2 OF G1.tBele-. LAA Loe A ner rue che, pf Pha —_—_— —— /0.209 xX Br 1y16 926 Jos S725 ie hee euohes FO: ‘225 & vv tp Oo UGE 3.44 S926 i Ger SOr4y [,2149 Te | | TLE SACLE GG SO ol Db Ge Cage ctne | Theos Sere ty ly mW tgp ee uiag Patek 0 3006 1 b¢7 pee ae ee ae f bar, ot. nihubhbaaavatmhinditcnamcrea x Menlo Park Notebook #236 [N-81-03-11] This notebook covers the period March-April and December 1881. Most of the entries are by Francis Jehl. The book contains notes and calculations relating to meter experiments and to tests of dynamos and wires. Included also is a summary by Edward L. Nichols of the meter experiments. The label on the front cover is marked "Francis Jehl." The book contains 278 numbered pages. The last few pages have been torn out of the book. Blank pages not filmed: 106-225, 228-275. ‘Sea Pane ae ~2 LIBRARY OF THE | BOARD OF PATENT CONTROL, 120 Broapway, NEw York. o >) . | Oli \o— o— ous! xe [6 Crm Sd, GENERAL ELECTRIC. : ie Peete st. bia . iene Ne oT nny 1896 ie ee ne : . , , ae ( “B. ees YW & (care come a: i a pow (C03 be ; oy: i aes Akg vA te a co. : . 3 Ba | ; 36 ee ae 122.4 ia “2 ceapatl Conmnteaden AR eae ot 410 26, 649.06 WW Ad 4f2.) 47 AM. 212 66 PSY [aby bh | SRS eR 2 | | 7 ass Sore CLA ANS OA ss a. on a io 7 cS saa nomen ae tnt oe TO Ta ae Sr omar G Ae. Griicaufat say fas G, soi Ch S04 1,0 ‘ : tA CS0x Otten orcs) ue i, Hen egy Z, uy FY. 5 Aivmmmnibhre fe e7 MeL by: chert wee Meepern, Ge ED Gicaloveriodey 0 C able aa SCL pM, IT tb fiengeng a e - 4 fect o Zi 3 Se 4 j t w UL Creal bi Ops Webi ee (CAB, x zy Lo ell ovetoes A Lp 'er Qe s he oe ee eg Ue. os Wt: tae ¥ ee: La CO je C7177. ££ ad Pee spe a He. Ais ca weeps, Se keze ater, obey AECL. Bree. albu, Ld ] ee ey Al esc PC Las Len LOL Be coer (2) Ebert 2d to poor CoS, le tells O 5 ata shon te", wot Thos “Aw Cort Cp CF Lor A tir. Aye: La. VTE, = : 7 (dee: A eeliy; SS Seay, Sate alrateon ty ave ew ENS hes Lar BCI. oe a ee a Lots bs | Tee, lew gl PR aR af , providéia olkipGnrrptd) Lat hy : ree . solrke On A sii age ae Le Li, | Dr. Lies ge ed) - "eraps. OC 1. CO ms ae 20, | 107F 9 ALO? : 4; 1/60 = wth fioe g Qh LCOMIUAS ML te oft, Pare Ack atice, J LAL C cu fv Covladul 00 C Leer. td CAC 70. labecan ateo aetind, te. Re a ee =O DO tht afte, Con tits pele) | hte LE, is. eo Ger. le. keg: “ Las | fe tive. 2er-tee ae, =e a thet tte) te/ ZO fe golictier vO SO. nf Cofer' “ai —@/ Leveb.. Che! Gervefich! : helio vod eA eetacl LG Loti tL COCEL Lt es Sif) @ & ad ee be ated: iio =, Ntewge Ver Jpetirey eee | Medfnv-ae/ Ott1tO GLa (4, meee re eis Le tal) frets we 10 1 t Ct’ COs Merete eo Agen CCR) Aesupervatac ths Lo. 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Date oatee Poesy Spt ty fer, : ay A, a! ee Seton, peter bre a, ~ & ‘oe os ADdrge = x A, ol, } . / #3 g2 (ATA of wer se | / a uw Rt as Beil Sit { ‘4, (fF - feof 20 ie il aaa mg 66 At 3/ f Wiad Pn cleee Geded | phan Arh » DM smart of erent ney ol peti (| aThiy he ana kA x é.: 22 . xe OD Ot 4rhe Me vegies es) , i pot men . GG eee). Es wie 64 grec. Coens ' re as yk osy ee ) alt Jor reo ¢ ss Ky ae’ 7 ca WAL daw Sate “oe Kt 2 Od / 7 Sm q be. eR Veviyye ne a nrcer Se 4 eS en rare areas Wee serra re ema’ : = ce 7 | se. eet ne a) | 2m8: 2 Ptr et, to Kr Ove) mu Artin & rrr we fur a f 708 $07 : Halter Tr chetmety - A a eK math 69 Menlo Park Notebook #240 [N-81-03-04] This notebook covers the period March 1881. The entries relate to tests made of a Hampson engine running a dynamo. The author is unknown. The label on the front cover is marked "Hampson Engine." The book contains 280 numbered pages. Blank pages not filmed: 4-273, 278-280. es a ae ke es | ae oo pals a) Hanger age | ad ace | Ltt gee) a | LIBRARY OF THE br Aton ah = 94 - i" > dene. fy Z te wo oe & fs He a Le ae i ! SG 102 de 7 12 : ee a ee ee — ae! 6 Lae ree | ee | eee es oe ¢ mA ou 1 hoi bivk, Ae ye (Eg BOARD OF PATENT CONTROL, 120 BRoapway, New York. << Mer 14 /§ St i _ a : Af Loy a fhe. LET vite? Ls J ae. # ; dos Biafra fe. Mitter g ele (0 Wie tp Be | (as o Gy ee " et te | fl 29 te fOr t, ‘5 , ; tf 2 y My / C te te F 4, ; ; {c Z $7 / ae au au 4 5 , a | 4 2G n / 0 t ¢ 2 te 03 ¢d Lop coflte Dtlee “an SEF Aupitte = deel ait SEE bs Q74 Watts a poe fej we-jeat =f fe! feat be a (PIC i ey iE nt i ee et On €48 An: ; m7 eb hone H! oR Aes j tor é HE: eal aa Batluk, RaW ki - r i a eLa 1 ae Sy Av | deste: su (ROE ne glk : ny a 37- "2.04 610 @ 20 Ww SK 208- Lrvestane dapced hes eee : cee perez Ban ta q 240) era eld, Speed 233- we eee vr Peg ter By ene oN o La 7 \ {AL09, st | pat chr Meer 276: [ins sped mq 219. fils ( fe De 13 - - es oa We aun ae lo2&, . gee ee Menlo Park Notebook #244 [N-81-02-18] This notebook covers the period February-March 1881. The entries are by Francis Jehl and relate to resistance tests of experimental lamps. The label on the front cover is marked "Experimental Lamps" and "Francis Jehl."" There is an index on the inside front cover. The book contains 282 numbered pages. u" Y LA Mu 4 v4 wr 4 ”" “ ” ai ” Onl lo F- WC TAGS 1969 EI9GEb Se A | Oy Meili Bb =22/ Le 230, 4a hil, UW ZVI PO Chaban u" =.267 C-2PS, e /é. 188L Bs Ocbe 2d2~- pe /6(A) MMOS Ee Rseerimental ele 1 12=/98 20/, 0 PeO=/24 194105. » 99 =300.L 2.00, . willl «A925 L101, «A95=37 Hes. , 194 - IP, ” 195 = 14, » A9G =v. ” 198- 102 te 1469, » ROZ=/zB 3 0 RRA 23/G266 RAR =/51-T6 173, 1 IOX19 = 456 99, _. SPFe ms f { ” C= 174/918 | 3 ~“Anden.c- “Bargerbential Lonnes: Orbe UoT~10l TAG, 1GC, 19. 19G 86 U, 0” Cm 198, 94 185: ” n J2=/ CF 2O/, ” “u" OF=1°4 194195. ksi LE ya DY 2-0-2 —/ttp-jfo Y | 166A) P20t 6 4 aoa os Fe LIBRARY OF THE BOARD OF PATENT CONTROL y 120 Broapway, New York. teu Parenk Sp Veg. a 1898 caked . na en ee ny OKAY = LBC 199 | Oy Machi G4 =20) togg | Saphir “= 17D PO, | | Chgubar 0 = 267 bog, Seb, 10/8 8/ Ovoby 202-101 ES 7 2. o¢ Job 18, 18 €4 Grol 202-/09 ria ae We ee ee (000 err s u s 23 id . y . ~) BE .n. CUS tert, toe, Le) WG LO07 Mars jee. 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(a 3 CZ ijt ae it. 584-3 2. 103 LET, Bo ee aa | 26ffT aoe Las (0° 730 War. 3 3/867 JOX17 Berean egg a 377 Se SY bi 20% VEO 7G CNT _ 200. zi 7 ~ i; Hee 7 lok / Ree Sete N 200 G2 97S 220 “6 SS e5 23 F [S 2- 0 /3 Wary /PP He: 7~Fepgutay, 290/19 3 ya Gb ste ~ ae 7 are | 4470 Be WE a flan U,/? by la: 1/7, fig, _ Aa 1O~- I~ Reg lar, | 20.4 2 vo gre SSSR SS ep ee - —— : 3a are * ale iene. Lae e er eee el yg ee Se eee PERE eLeneoatin Ess Faris mete eee Pan pS /2-) ee O// 22. sk 6250) Tete ee Zz es rn eee — 2vo/2 2 g Ko | : as 4 Laer 12a toh Le nan r it fit /)0 | 7 | pe i | (30 . : 13% | (3366 ] U3ft br fee : | a vy ke : | af [#3 6 of, ens ie | net V3 ee if, 2¢ | er Lik | | be i 19 Qe. = 427 226 LAG 2H0 77 CLs. | re 6 za ge — 4 | : | | | ae zz va He ISSTED peta 7 ad Wty 7 / WNW WB oF fy) ae eo ae je Ss, 7) E74 / ae /3 120 / eee ete ee! wp : eye /j /Pb, : Slo: / (Keg Lan, Welded tcc aN Be ee ie a Menlo Park Notebook #245 [N-81-03-15] This notebook covers the period March 1881. The entries are by Charles L. Clarke and consist of notes, calculations, and drawings relating to experiments with Porter-Allen and Buckeye dynamos. The label on the front cover is stamped "Charles L. Clarke." The book contains 280 numbered pages. Blank pages not filmed: 32-280. XE- 172 N- 81-03-15 ia = ons 4 i, es. See PSerh //6 Vi ad H16 Lo (3? ane 209 a eS re SII SERIO a acetone eee ee ee L1G 23n 244 2QY¥Y2. 166 Zee 147 fly eyfeerccnent” of Ove /o,/e-s0. Yrs oafflaction off 21.8 z S007 Vortes fe eG PD. I, Ma pruitane rf le meaguet.| LY7 claw. i (She cotterfmroting defer SAY” = G72 Voth at- Gb6s- . kero: wry 00/7 wth ne— S000 fever. Bsorcd ec oil a 20 , eee Caen. She lila of Carus,” | Me 13 EO.” ! es Coteg ake 3 fest | Jha aceeg ber of a forbela tank: ti loge a “Los, th. 169 emt | i | a OE ag PO ae Ysss 66 cur. ur. SF ZOi6 Loo, i 0 eg Ze Po, a sos.y Lh Ser —_ | 849.26 aga | ee TE. meeel: OD Legieig ite oe 2 oa Men for 7X2 x a = Vis 625 2 Eee police LP AGEL 23 Ofrect 1 2539.46 for few ae, 4eect bette -~ yoo,7, . LAt¢-f0O20 free pre fete: we Pott, = 39.26 = 339846 t7rtL- r¢ 834K Yo XVEE x 2 ee a x /2 0X Jo Re pel = 3395-46 the A. Acct Berry ox eZ 7%" H ‘L9G. anvet 300 Lei te enek | Cage a Grtar for Cakes ZYY3X FSO ; C7 ES ae 2043 LL 3 aewet Joie Stat. Bie, b : ‘ 7 Q - LN An 3720 beng : ‘ ; Ps : : Reet Krecradtecie Fe EES OR Lffctiri tengets : 9X 24 ~ /6/ fase weet GG tt fou $b fame 3./476 = F076 fa Jc ue el. Cae ( isieeaae: heatol (7744 Le 2.5 X Bae x 3720 x ¢ X Cone lel = 337546 x if 3: FCS TATE AA Seana ee oe ae aes spon fw awn onroneeereoenen neeee ie we, (6. PMS BIS AIS: ortordoD B/IYWIEX J8EO H/o = 239%. 376 eee- feet ened , BEE iD pene x fax Lb sar foc St jetalil ese ff heflretind m Bee. /njery Vota pox eg nite at~/bT0 ~fee me de aay pa hy = ee Pas s~X 2, bay x2. 4506 Menlo Park Notebook #249 [N-82-03-12] This notebook covers the period February 1882-April 1883. All of the entries are by Charles T. Hughes. Some of the entries were witnessed by C. Van Cleve. The book contains extensive notes relating to electric railroad experiments. There are also a few drawings. The label on the front cover is marked "Electric Railroad Hughes." The book contains 130 numbered pages. Numerous pages at the end of the book have been torn out. Blank page¥ not filmed: 122-130. ao os Petraes 7, kee: Brg ; tal a CE Goce Ae A eee | | baa Ke LS. Chie COrre. ree rer g OG cee Aap SRA Se anal Ck ff | ty ee Lip Coo 2LuGk { et vty cx f So SL. i | lag J Cee! ett ct. Ae, i ee OAL Gas Ap 7Ettl/ i |) 2teebK . 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Ace ob me re | Lites ie : RO at a Sette ae Fare TIE TREES CORSENORN CST ETC SORT PC Fer | ors q : i ei es ROE NC 77 f y Mento Park Notebook [N-80-02-16] (unnumbered) This notebook covers the period February-March 1880. There is also an entry for July 1880. All of the entries are by Edison and Francis Upton. Included are notes and drawings relating to lamp experiments and to photometric tests of lamps. The book also contains Edison's description of the ideal lamp and Upton's notes on meter and dynamometer tests. There are two labels marked "Photometer" and "Feb 1880." The bottom part of the label containing the Menlo Park notebook number has been torn off. There is an index on the inside front cover. The book contains 284 numbered pages. Missing page numbers: 279-280. 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Se =F Fg Wet of ae sf } 62 : ess Cet IT : potven ek eee cae 2. a “7 2 nlge— _ | Be Y poss jolgsk€ ae cia _ 0 ee ae Rete (oF to Pe aa ees De a ene Se Oa oy oaee) o a ae ae fi fl i, / Le Cu $ Ly are, a ra hy LAL : J! bate 7 Bihan “978 With & 2 ‘ ee “tole & be oe 4 a pe aia ai 7 ye pee” f —_——ee a a 1S SS) Ww : c ae SUT ORO 0-0 MAL / ! hace | i } i, S Ne % Q xg ~~ ~ : Mignd Aap 4 3 ; i Pate ie aer es /130! flres at ; ee tnd SS /EU6 79 BOF 33 | 7 4 2 oe partr, | aha s aan ie ae DLA of Srmell leo heh belime fee | L ocbke “6 (gi ene Fa) is ) . tt“ Qioasd Voll | 4, ROE “ey lies M6 Sa/66 : DN Greer 7 ae On Tt s eee be og os ate :071/62 con aaa a i , t th. Loe LS Gr Aatenyes 4 Sper, ono LA 7 es aed Ore J / se oe ee bs ye ie (Lb, ¢. as | Arai ae 60 G i 1¢ YW o an: or | 6B 6 the va bbte| food ot 9% ee a % ree : : B ; a af af * , aeey Puy we we peetoredt wot oa ae (> : Ne of pais cease: ef O . ret : : ata i o u rae f pt ne ra) Ae og Piece atari Sta SS a See ee Menlo Park Notebook [N-80-L0-01] (unnumbered) This notebook covers the periods October 1880 and February-July 1882. All of the entries are by Edison. Included are notes and drawings relating to lamp caveats, lamp experiments, meters, dynamos, and voltage regulators; notes and drawings concerning the direct conversion of electrical energy from coal; drawings and calculations for electric power distribution systems; and notes and calculations about secondary batteries. There is also a list of new patents, dated July 1, 1882. The label on the front cover is marked "Oct, 1880." There is no Menlo Park notebook number on the label. The book contains 238 numbered pages. Blank pages not filmed: 48-49, 72-79, 94-95, 154-155, 174-177, 184-185, 194, 199-211, 216-238. Missing page numbers: 181-182, 195-198. a ™ rr «. PROT hah i ee ae 7 4 ~y a SSL eae — = : gh . ee a Fs f : i r 7 od Z as, as : ' \ a * a < ooh a é a 4 Gt gee 7 LIBRARY OF THE a ‘1. BOARD OF PATENT CONTROL, . ~y i 120 Broapway, New York. : 7 Fitri Shan Ay, \ ae ; GENERAL ELIZTRIC. a a wh Porad Er Wf ‘ ei gy [__, 1896 7 / os ‘ q f oR aE Ea = : . 7) a ds oe eel ANE a et ee ee mye anes a aes re Ie + a SRE bs i ADS Se oe ee a a eae Srna seers peperenmree 6 S35 boat NERS ty Sm rete + eran EERER IS regen ny p- : Spa, Sasteceeeict py wena = Sea RENIN OY OTs SPST SERRE ree rise neem epee, wa trp oe thin ones | 550 "| o4 By A SMIIS RCRD AON AUER ee ~ i . ae ‘he Cosber “| . pare aese oe ae Meaued web) Ee why pelreudal te i ly gre oe alter he mois Mott. : ae “Che CaGem ; LA ‘ | ss | ; ty Ue. Coop a ees BDU. f ii oy. we bear ee , Bork we : SE eae SECs SR ea Pe at ANE ples ARO BERS oe = Ercsres GNELE SSS Sette mee poss chet Zaeme . ern, sates =p snares x eo eeeaeeret Pre Pee ai MT = CEST sas ee, SO ips pe ‘ eae ony Bee sagt, 0 7, ae we aan ™ hg nb OA 4 0 : Athen ary redeem tik Rea anrsiai items oe ee ee i a ish . ) d Sra RS epee = 5 aR Neiwme tavern Linea eee = Ra SE das a SESE SE oe Ee a EE ne Compaseced Fhe gp io ate ‘g - ae Sere ene meee op inking cee ateeton ee va ae Re end of an f wore meee pee: ils f-ov et: IN ele ae yy, _ - ho : OAD, woh nea a O_U¢ vy et Lh | wa of 2 di le. &o p27 f oe Gin ne Qayrome wih ff 4 [= by: wth anys acon Coe fe with x Carn pape ae. | | yf Ardmek operas Ce a : tant 4 =f an | | : lo, Wie” ire OrrLE Wc eet er | a : Lt- Ra tr 3-8- a i 7 \ ny pee | ybutpcde- «eng? geen “feo sade | | anpin Ere ae ae it SNe te —- rier F Saree ober saeaepecemnndiice eas ae ee wack a we a es ea Boe SE ars z cp aE OST = si Sapient tases TED T S rt itgrr ggpeeeoe - a a Se SSE as _ fat ieee ~ Treen nek miei Rann tener ete ne magnetometer eee Te Pe ae sa ES Chae edge eee el Gar nee St. er epee mee Ee a as ee Pence = a oA Spemcmtea: SUN SIS Re ree : n —v tes MN ton Rie eaters Aotnse dorurceen nse srs we or SS aan iaiaiiaabiiakeins cat Sit acaccee eats oe coer emer eo ee ee a SATS ren cece eee ee SR TEL Se ee Sen ier ner et a MIR RT Sy Ee a of é. ed oo yA. 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NA Uds-o- aA LAA Si fi { a oto if ae “| Pig eae x go ¢ a f p 4 oO) on eae ck Line. wee cet ies a aaa ches OB ae ida pase mee ie tn ee f 1 & it p r ; FAY come Pinger Nae ree coe aa Beans ae Fee AG aay “ere Goss = awe” a Ow = | eae oo (i - } . : ; _ f ! Ca Lents Cesk fe AA Z£ Coan A fa) fae ype L fa ee (ASR r Tas Pret on Para Camee ern Gag ce eth tog BA ey fo ” | nay | / eed sa Ae fake Cre piece nig Vad eae t \ ‘ otal 42 i a ara ae ee ove. ores = ee Ulcer gee 7 save «c (Gh er yd wae Cee : ‘or Ae it wank a ge peeues tes > |n- Be ok aE: Sa: Silence renee eee OR ae sree ies anrenn payed ier aaeer tog ny ree MRRP PTT CE Cy aA an kL Abner eel Deed TOT Fae dan at ee ee = we em 1 ar NEE Sa reper ci Byte Sea Tee Hope =e ry Se een eee ee # a an 3 fi EIS Sap a ng iw, rm + = a a en ee en Ey . see ae oe ektEty: ener ta A PRY, SSO cantina einer: pica} eta te 168 “lene th ae te Ue RN ENTE Se dan bi TERA eas OT = AA 9x fe NY, ELIS SINATRA OE SEOR eatat 2 Lay sorta Ceten ay E fh Ee ausge i i Hu a (y a 4 4 4 Menlo Park Notebook [N-81-04-30] (unnumbered) This notebook covers the period April-August 1881. There is also an entry for October 1881. Al! of the entries are by Edison and Charles T. Hughes. Most of the book contains notes by Hughes on experiments to preserve fruits and vegetables in a vacuum. There is also one entry by Hughes on a nickel plating experiment. The entries by Edison include a few notes on his family genealogy and what appears to be an account of a dream. There are also a few miscellaneous drawings by Edison. The left part of the label containing the notebook number has been torn off. The book contains 280 numbered pages. Blank pages not filmed: 82-89, 98-101, 116-137, 140-147, 152-171, 178-277. Missing page numbers: 79-80, 173-176. Bill Wey Shas bo pres ee hk? aie Mel, (pent e ay re - . ara? f<é. DAs =e Heitd ae He | al | ( chee (Acces for ak LO Ae Se Ze. - : ae A NPA de® Tey on f ak oe es FaHA ley 7 “rade, vecy ff _G oN GA ef WOW Oe OCOF Ee “— Ce Seay A oe 7 SS Witine Cy | sa CK Paceel COCR ER i Ge Vv Ay aa: Cet cyhrevecN C CH oo Po Be ae RY ee | nn 4 7 a ae a8 ee i . | : . é ve Lea ae he 4. 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Law pes : oe Of ANAS wynwd- Vetarhes Capers t zee Fh Ke “ ‘coe — oan - | My oo 3B 0. of. 7 ' Wee leas [ULere. | fee a | = nies vw Alanna hig aN fe pL be ate et endteh ) i Ct cee ae ie peat I~ B. fee é a a Vit) Vi, teeta CULL. ; — Load Lethe. Boer 1e0 ‘Yttes mae : — | - fonhrnee Used Une. Kiss wel = Ez Te , fla = is | IL Dl aade ‘SS a ae ¥ a > . a sone ne: Re REE Te 150 | 2a. ; ices - — 3 ase thr nom — osm (J plan Chk wlh, rn | " Pes phi he at vA s Vy ay) SOL ge hX f bee O | Bea — Vey od — (a Wh Z / : ay, fee 1 P 5 | : Gack Hhlae OF Wee K eoAcey, cy re. Ceeerny Sine RK ctec a Bae me 3 P Liwin, ake G Kephs | ; ra Krak use Pee ee ae | ie ; . aon . eater, tigien re . i | 12. roe i a | | Aa a aay C Acco ie sary Yok 5 4 PAK aing = CL, en Ld | Me nee pre Ne Kio fe A Ch, 2. Menlo Park Notebook [N-80-01-16] (NOT FILMED) This notebook was probably used during the early or mid 1880s. It contains entries from January 16 and 17 (no year) by an unknown laboratory assistant. The entries consist of a series of rough notes relating to chemical experiments. In the middle of the book are a few drawings of dynamo armature windings. The pages are unnumbered, and there is no notebook number on the front cover. The book contains approximately 120 pages. Menlo Park Notebook [ N-81-04-02] (NOT FILMED) This notebook probably dates from 1881 or 1882. It was kept by Samuel D. Mott and contains pasted-in printed drawings from Edison's patent applications. The label containing the notebook number has been torn off. The book contains 280 pages. Approximately half the pages have been used. PUBLICATION AND MICROFILM COPYING RESTRICTIONS Reel duplication of the whole or of any part of this film is prohibited. in lieu of transcripts, however, enlarged photocopies of selected items contained on these reels may be made in order to facilitate research. A Note on the Sources The pages which have been filmed are the best copies _ available. Every technical . effort possible has been _ made to ensure legibility. Smet we FINANCIAL CONTRIBUTORS PRIVATE FOUNDATIONS Alfred P. Sloan Foundation Charles Edison Fund The Hyde and Watson Foundation Geraldine R. Dodge Foundation ° PUBLIC FOUNDATIONS National Science Foundation National Endowment for the Humanities PRIVATE CORPORATIONS AND INDIVIDUALS Alabama Power Company Amerada Hess Corporation AT&T Auantic Electric Association of Edison IMluminating Companies Battelle Memorial Institute Foundation The Boston Edison Foundation Cabot Corporation Foundation Carolina Power and Light Company Consolidated Edison Company of New York, Inc. Consumers Power Company Corning Glass Works Foundation Duke Power Company Exxon Corporation Florida Power & Light Company General Electric Foundation Gould Inc. Foundation Gulf States Utilities Company Idaho Power Company International Brotherhood of Electrical Workers lowa Power and Light Company Mr. and Mrs. Stanley H. Katz Matsushita Electric Industrial Co., Ltd. McGraw-Edison Company Middle South Services, Inc. Minnesota Power New Jersey Bell Telephone Company New York State Electric & Gas Corporation North American Philips Corporation Philadelphia Electric Company Philips International B.V. Public Service Electric and Gas Company RCA Corporation Robert Bosch GmbH San Diego Gas & Electric Savannah Electric and Power Company Schering Plough Foundation Texas Utilities Company Thomson-Brandt Transamerica Delaval Inc. Westinghouse Educational Foundation Wisconsin Public Service Corporation BOARD OF SPONSORS Rutgers, The State University of National Park Service, Edison New Jersey National Historic Site Edward J. Bloustein Roy W. Weaver T. Alexander Pond Edward J. Pershey Tilden G. Edelstein Smithsonian Institution John Gillis Bernard Finn New Jersey Historical Commission Arthur P. Molella Bernard Bush Howard L. Green EDITORIAL ADVISORY BOARD James Brittain, Georgia Institute of Technology Alfred D. Chandler, Jr., Harvard University Neil Harris, University of Chicago Thomas Parke Hughes, University of Pennsylvania Arthur Link, Princeton University Nathan Reingold, Smithsonian Institution Robert E. Schofield, Iowa State University CORPORATE ASSOCIATES William C. Hittinger (chairman), RCA Corporation Edward J. Bloustein, Rutgers, The State University of NJ. Cees Bruynes, North American Philips Corporation Paul J. Christiansen, Charles Edison Fund Philip F, Dietz, Westinghouse Electric Corporation Roland W. Schmitt, General Electric Corporation Harold W. Sonn, Public Service Electric and Gas Company Morris Tanenbaum, AT&T THOMAS A. EDISON PAPERS Reese V. Jenkins Director and Editor Thomas E. Jeffrey Associate Director and Microfilm Editor . - Assistant Editors Research Associates Paul B. Israel Douglas G. Tarr Robert A. Rosenberg Mary Ann Hellcigel Keith A. Nier David W. Hutchings e Andrew Butrica Assistant to the Director Secretary Helen Endick Grace Kurkowski Student Assistants Leonard DeGraaf Joseph P. Sullivan Alan Stein Karen Kozak Jacquelyn Miller Granville Miller Thomas A. Edison Papers at Rutgers, The State University endorsed by National Historical Publications and Records Commission 18 June 1981 Copyright © 1987 by Rutgers, The State University Allrights reserved. No part of this publication including any portion ofthe guide and index or of the microfilm may be reproduced, stored in a retrieval system, or transmitted in any form by any means—graphic, electronic, mechanical, or chemical, including photocopying, recording or taping, or information storage and retrieval systems—without written permission of Rutgers, The State University, New Brunswick, New Jersey. The original documents in this edition are from the archive at the Edison National Historic Site at West Orange, New Jersey. tot Vv QO, Edteon. fapers A SELECTIVE MICROFILM EDITION PART IT (1879-1886) Thomas E. Jeffrey Microfilm Editor and Associate Director Paul B. Israel Assistant Editor Mary Ann Hellrigel Douglas G. Tarr David W. Hutchings Robert A. Rosenberg Editorial Associates Leonard DeGraaf John Deasey Joseph P. Sullivan Barbara B. Tomblin Alan Stein Jacquelyn Miller Karen Kozak Maria Antonakakis Student Assistants Keith A. Nier Assistant Editor Reese V. Jenkins Director and Editor Sponsors Rutgers, The State University of New Jersey National Park Service, Edison National Historic Site New Jersey Historical Commission Smithsonian Institution University Publications of America Frederick, Maryland 1987 Edison signature used with permission of McGraw-Edlson Company. age MS303 -1980 Information and Im —] Association for Management _ \ a? 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