Category:Comptometer

Comptometer

mechanical calculator

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Subclass of

mechanical calculator

Country of origin

United States

Discoverer or inventor

Dorr Felt

Time of discovery or invention

1887

Authority file
Q572421
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Media in category "Comptometer"

The following 200 files are in this category, out of 207 total.

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MoscaGiovanni1956Comptometer.jpg 1,229 × 1,212; 222 KB
1957-Comptometer.jpg 1,631 × 1,221; 621 KB
2024-04-03, comptometer, model F, 10 columns.png 3,366 × 4,201; 2.97 MB
A-Calculating-Machine-q75-1867x1068.jpg 1,867 × 1,068; 281 KB
Animation of Comptometer Pins.gif 300 × 300; 126 KB
Anita electronic calculator at CHM.jpg 1,944 × 2,542; 607 KB
Bauernmuseum Dietach 3665.jpg 4,640 × 6,960; 2.52 MB
Comptometer (26912235820).jpg 4,896 × 3,264; 1.2 MB
Comptometer ad 1896.png 726 × 2,759; 1.01 MB
Comptometer ad 1906.png 1,406 × 1,512; 1,014 KB
Comptometer ad 1907.png 1,598 × 733; 589 KB
Comptometer ad 1909.png 972 × 1,628; 799 KB
Comptometer ad 1913.png 3,805 × 5,714; 8.74 MB
Comptometer ad 1917 (10).png 1,872 × 2,641; 2.31 MB
Comptometer ad 1917 (11).png 1,926 × 3,017; 3.41 MB
Comptometer ad 1917 (2).png 1,935 × 2,975; 2.67 MB
Comptometer ad 1917 (3).png 2,043 × 2,819; 2.91 MB
Comptometer ad 1917 (4).png 2,018 × 2,822; 2.56 MB
Comptometer ad 1917 (6).png 1,882 × 2,739; 3.32 MB
Comptometer ad 1917 (7).png 1,932 × 2,757; 2.04 MB
Comptometer ad 1917 (8).png 2,005 × 3,138; 2.7 MB
Comptometer ad 1917 (9).png 2,052 × 2,858; 2.69 MB
Comptometer ad 1917.png 1,854 × 2,732; 2.35 MB
Comptometer ad 1919 (5).png 2,077 × 2,848; 2.78 MB
Comptometer ad 1919.png 1,384 × 2,055; 1.29 MB
Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07530.JPG 3,541 × 3,659; 7.02 MB
Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07531.JPG 3,535 × 3,386; 5.01 MB
Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07532.JPG 3,428 × 3,526; 4.63 MB
Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07533.JPG 3,648 × 4,099; 6.36 MB
Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07534.JPG 3,448 × 3,619; 4.84 MB
Comptometer C light, macchina addizionatrice meccanica a tasti, 1907 (1912).jpg 3,204 × 3,342; 4.22 MB
Comptometer calculating machine (102), designed and made by Felt & Tarrant, 1915, and Curta calculator (103), designed by Curt Herzstark, made by Contina AG Mauren, 1947 - Design Museum, Kensington - DSC01638.jpg 3,648 × 4,239; 2.29 MB
Comptometer Model A.jpg 1,139 × 701; 228 KB
Comptometer model E.png 1,157 × 859; 2.19 MB
Comptometer model ST Super Totalizer.png 1,223 × 858; 2.12 MB
Comptometer Model WM.jpg 2,281 × 2,149; 868 KB
Comptometer News - 1.1 - 1 - Comptometer News (cropped title).png 1,059 × 277; 343 KB
Comptometer News - 1.1 - 1 - Comptometer News.png 1,059 × 1,686; 2.27 MB
Comptometer News - 1.1 - 10.png 308 × 405; 61 KB
Comptometer News - 1.1 - 16.png 933 × 678; 399 KB
Comptometer News - 1.1 - 18.png 532 × 817; 178 KB
Comptometer News - 1.1 - 2 - Quality.png 821 × 1,035; 503 KB
Comptometer News - 1.1 - 24 - Fiat Motor Co. office group.png 939 × 456; 266 KB
Comptometer News - 1.1 - 24 - Section of Comptometer department.png 525 × 405; 136 KB
Comptometer News - 1.1 - 25.png 697 × 334; 138 KB
Comptometer News - 1.1 - 28 - Gossiping Sal sez.png 447 × 285; 50 KB
Comptometer News - 1.1 - 31 - Miss Conley.png 343 × 512; 72 KB
Comptometer News - 1.1 - 31 - Who's Who in Comptometer Schools.png 817 × 327; 67 KB
Comptometer News - 1.1 - 32 - Comptometer Operating.png 548 × 698; 479 KB
Comptometer News - 1.1 - 4.png 360 × 265; 52 KB
Comptometer News - 1.1 - 5.png 307 × 409; 64 KB
Comptometer News - 1.1 - 6 - Dorr E. Felt.png 391 × 494; 118 KB
Comptometer News - 1.1 - 7 - The First Comptometer.png 491 × 511; 101 KB
Comptometer News - 1.1 - 9.png 344 × 619; 116 KB
Comptometer News - 1.2 - 1 - Cover.png 1,194 × 1,686; 3.43 MB
Comptometer News - 1.2 - 10 - Grand Rapids.png 447 × 524; 119 KB
Comptometer News - 1.2 - 11 - Ollin R. Hemenway.png 451 × 615; 134 KB
Comptometer News - 1.2 - 13 - Billie Mueller's Rochester Masqueraders.png 883 × 620; 350 KB
Comptometer News - 1.2 - 14 - Atlanta.png 452 × 296; 82 KB
Comptometer News - 1.2 - 14 - Miss Marie Jones.png 319 × 328; 65 KB
Comptometer News - 1.2 - 15 - Miss Helen Murphy Miss Fern Clark.png 444 × 310; 76 KB
Comptometer News - 1.2 - 16 - Calcutta Comptometer School.png 933 × 550; 285 KB
Comptometer News - 1.2 - 17 - Comptometer Battery at Bengal-Nagpur Railway.png 941 × 491; 296 KB
Comptometer News - 1.2 - 17 - Comptometer Battery in Accounting Department of GIPRR.png 923 × 514; 249 KB
Comptometer News - 1.2 - 18 - Santa Claus Visits Syracuse School.png 938 × 588; 343 KB
Comptometer News - 1.2 - 2 - Stone Age Calculating.png 642 × 938; 365 KB
Comptometer News - 1.2 - 20 - Comptometer Section at Armours 20 Years Ago and Today.png 939 × 719; 365 KB
Comptometer News - 1.2 - 20.png 211 × 147; 47 KB
Comptometer News - 1.2 - 23 - Fort Worth.png 935 × 698; 356 KB
Comptometer News - 1.2 - 24 - Richmond, Va.png 389 × 624; 135 KB
Comptometer News - 1.2 - 25 - 1.png 454 × 392; 118 KB
Comptometer News - 1.2 - 25 - 2.png 136 × 214; 19 KB
Comptometer News - 1.2 - 26 - Miss Ruth Rogers.png 374 × 523; 110 KB
Comptometer News - 1.2 - 27 - Miss Lockwood.png 458 × 568; 133 KB
Comptometer News - 1.2 - 28 - Little Rock, Ark.png 943 × 564; 308 KB
Comptometer News - 1.2 - 28.png 213 × 146; 35 KB
Comptometer News - 1.2 - 29 - 1.png 224 × 147; 29 KB
Comptometer News - 1.2 - 29 - 2.png 156 × 123; 13 KB
Comptometer News - 1.2 - 31 - Miss Libby Shepherd.png 369 × 525; 84 KB
Comptometer News - 1.2 - 31 - Who's Who in Comptometer Schools.png 828 × 330; 158 KB
Comptometer News - 1.2 - 32 - Comptometer Operating.png 538 × 703; 479 KB
Comptometer News - 1.2 - 4.png 110 × 122; 27 KB
Comptometer News - 1.2 - 6 - Christmas Party at St. Paul.png 936 × 557; 335 KB
Comptometer News - 1.2 - 7 - Des Moines Operators Have Banquet.png 678 × 544; 221 KB
Comptometer News - 1.2 - 8 - Pittsburgh.png 456 × 554; 130 KB
Comptometer News - 1.2 - 9 - Miss Fern Schwind.png 461 × 712; 187 KB
Comptometer News - 1.3 - 1 - Cover.png 1,194 × 1,686; 3.65 MB
Comptometer News - 1.3 - 10 - Alice Mae Van Ellen.png 621 × 898; 724 KB
Comptometer News - 1.3 - 11 - Seattle, Washington Operators on Roller Skates.png 941 × 515; 834 KB
Comptometer News - 1.3 - 12 - Miss Constance Roesch.png 454 × 663; 408 KB
Comptometer News - 1.3 - 13 - Miss Edythe Alber.png 432 × 616; 343 KB
Comptometer News - 1.3 - 14 - Akron, Ohio.png 444 × 656; 444 KB
Comptometer News - 1.3 - 15 - Annabel N Biggs.png 232 × 528; 180 KB
Comptometer News - 1.3 - 15 - Helen M Cosgrove.png 228 × 417; 118 KB
Comptometer News - 1.3 - 16 - Comptometer Service.png 1,143 × 1,347; 3.01 MB
Comptometer News - 1.3 - 17 - Is World Wide.png 1,183 × 1,362; 3.12 MB
Comptometer News - 1.3 - 19 - Big Benefit Dance.png 940 × 660; 1.04 MB
Comptometer News - 1.3 - 20 - Auditor Frt Accts Office, Louisville.png 928 × 721; 1,019 KB
Comptometer News - 1.3 - 21 - Blossom Time in California.png 763 × 519; 821 KB
Comptometer News - 1.3 - 22 - Some Winnipeg Operators.png 451 × 393; 268 KB
Comptometer News - 1.3 - 23 - Miss Helen Costello.png 479 × 640; 479 KB
Comptometer News - 1.3 - 24 - Miss Mildred Rogers.png 447 × 656; 408 KB
Comptometer News - 1.3 - 25 - Memphis Comptometer Club.png 681 × 853; 986 KB
Comptometer News - 1.3 - 25 - The Comptometer Sextet.png 454 × 422; 289 KB
Comptometer News - 1.3 - 26 - Little Rock, Ark.png 928 × 814; 1.15 MB
Comptometer News - 1.3 - 27 - Omaha Picnic.png 941 × 542; 1,016 KB
Comptometer News - 1.3 - 28 - T.png 231 × 1,672; 65 KB
Comptometer News - 1.3 - 29 - The Comptometer in Australia.png 941 × 1,647; 2.38 MB
Comptometer News - 1.3 - 30.png 971 × 1,627; 1.35 MB
Comptometer News - 1.3 - 31 - Miss Caroline White.png 330 × 570; 202 KB
Comptometer News - 1.3 - 31 - Who's Who in Comptometer Schools.png 823 × 333; 134 KB
Comptometer News - 1.3 - 32.png 542 × 711; 500 KB
Comptometer News - 1.3 - 4 - Kobel's Arithmetic, 1514.png 449 × 650; 575 KB
Comptometer News - 1.3 - 5 - Figure 2.png 936 × 671; 228 KB
Comptometer News - 1.3 - 6 - Old Style Party.png 928 × 558; 845 KB
Comptometer News - 1.3 - 7 - Mary E Nelson.png 173 × 173; 49 KB
Comptometer News - 1.3 - 7 - Susan J Rafferty.png 204 × 231; 83 KB
Comptometer News - 1.3 - 8 - Peggy MacKeller.png 444 × 869; 481 KB
Comptometer News - 1.3 - 9 - Joe Miller.png 450 × 602; 327 KB
Comptometer News - 1.4 - 1 - Cover.png 1,194 × 1,686; 3.13 MB
Comptometer News - 1.4 - 10 - I.png 104 × 103; 21 KB
Comptometer News - 1.4 - 10 - Miss Marcella Callahan.png 447 × 680; 454 KB
Comptometer News - 1.4 - 11 - Letter.png 534 × 717; 392 KB
Comptometer News - 1.4 - 11 - Suzanne Gerbaux.png 307 × 407; 166 KB
Comptometer News - 1.4 - 11 - T.png 105 × 103; 21 KB
Comptometer News - 1.4 - 12 - Buffalo's Candidates for Miss Amercia.png 465 × 309; 265 KB
Comptometer News - 1.4 - 12 - Eight and Twelve Column.png 463 × 677; 515 KB
Comptometer News - 1.4 - 13 - O.png 103 × 104; 21 KB
Comptometer News - 1.4 - 13 - The Louisville Operators.png 453 × 357; 319 KB
Comptometer News - 1.4 - 14 - Congratulations to Mr and Mrs Pauze.png 458 × 777; 578 KB
Comptometer News - 1.4 - 14 - M.png 105 × 104; 22 KB
Comptometer News - 1.4 - 15 - Big Game Hunters.png 449 × 380; 255 KB
Comptometer News - 1.4 - 15 - M.png 103 × 104; 21 KB
Comptometer News - 1.4 - 15 - Ruth Irwin.png 460 × 608; 390 KB
Comptometer News - 1.4 - 16 - T.png 429 × 1,631; 342 KB
Comptometer News - 1.4 - 17 - The Comptometer in Great Britain.png 985 × 1,686; 916 KB
Comptometer News - 1.4 - 18 - M.png 106 × 104; 22 KB
Comptometer News - 1.4 - 18 - Miss Gertrude Hill.png 378 × 479; 245 KB
Comptometer News - 1.4 - 19 - Comptometer Operators Picnic.png 942 × 765; 1.45 MB
Comptometer News - 1.4 - 2 - Dorr Eugene Felt, President.png 904 × 1,116; 1.28 MB
Comptometer News - 1.4 - 20 - M.png 103 × 104; 21 KB
Comptometer News - 1.4 - 21 - Portland, Ore.png 462 × 361; 261 KB
Comptometer News - 1.4 - 21 - Washington Mutual Savings Bank.png 943 × 727; 1.07 MB
Comptometer News - 1.4 - 22 - M.png 105 × 105; 22 KB
Comptometer News - 1.4 - 23 - Margaret Bagdon.png 460 × 645; 517 KB
Comptometer News - 1.4 - 23 - Omaha, Nebr.png 940 × 572; 1.02 MB
Comptometer News - 1.4 - 24 - B.png 107 × 104; 21 KB
Comptometer News - 1.4 - 24 - The Soo Line Battery.png 943 × 600; 933 KB
Comptometer News - 1.4 - 25 - The Tulsa, Okla School.png 940 × 558; 808 KB
Comptometer News - 1.4 - 26 - T.png 104 × 104; 21 KB
Comptometer News - 1.4 - 27 - Catherine Plaster, Catherine Espe.png 929 × 431; 657 KB
Comptometer News - 1.4 - 27 - I II III.png 241 × 705; 253 KB
Comptometer News - 1.4 - 27 - IV V VI.png 222 × 679; 235 KB
Comptometer News - 1.4 - 27 - Iva Ulrich, Elmore Wright.png 937 × 419; 631 KB
Comptometer News - 1.4 - 28 - D.png 105 × 104; 21 KB
Comptometer News - 1.4 - 28 - Dorothy Rose Tullar.png 446 × 654; 424 KB
Comptometer News - 1.4 - 28 - The Twin Cities Twins.png 455 × 488; 376 KB
Comptometer News - 1.4 - 29 - Atlanta Contest Winners.png 452 × 397; 295 KB
Comptometer News - 1.4 - 29 - Miss Louise Nelson.png 448 × 720; 423 KB
Comptometer News - 1.4 - 29 - T.png 104 × 102; 21 KB
Comptometer News - 1.4 - 30 - The Honor Roll.png 1,049 × 1,441; 1.82 MB
Comptometer News - 1.4 - 31 - M.png 105 × 104; 22 KB
Comptometer News - 1.4 - 31 - Miss Esther Johnson.png 347 × 631; 271 KB
Comptometer News - 1.4 - 31 - Who's Who in Comptometer Schools.png 829 × 344; 133 KB
Comptometer News - 1.4 - 32 - Comptometer Operating.png 539 × 702; 499 KB
Comptometer News - 1.4 - 4 - N.png 107 × 106; 22 KB
Comptometer News - 1.4 - 5 - O.png 106 × 106; 22 KB
Comptometer News - 1.4 - 6 - Ft Worth Baseball Team.png 936 × 895; 1.28 MB
Comptometer News - 1.4 - 6 - T.png 104 × 106; 21 KB
Comptometer News - 1.4 - 7 - Newark Picknickers.png 924 × 560; 846 KB
Comptometer News - 1.4 - 8 - Charming Young Ladies.png 935 × 943; 1.34 MB
Comptometer News - 1.4 - 8.png 219 × 140; 42 KB
Comptometer News - 1.4 - 9 - Tug-o'-War.png 941 × 593; 1.03 MB
Comptometer News 1.3.djvu 3,617 × 5,109, 32 pages; 3.7 MB
Comptometer News 1.4.djvu 1,062 × 1,500, 32 pages; 7.42 MB
Comptometer, Felt & Tarrant Manufacturing Co., c. 1890s - National Electronics Museum - DSC00075.JPG 3,545 × 4,936; 8.45 MB
Comptometer-DASA.jpg 3,264 × 2,448; 3.38 MB
Comptometer-Educator.jpg 600 × 496; 236 KB
Comptometer-F58419.jpg 723 × 900; 115 KB
Comptometer.jpg 3,624 × 2,416; 2.65 MB
Comptometer1920Model.jpg 1,210 × 1,755; 1.25 MB
Denny Tank (24836739520).jpg 3,648 × 2,432; 1.33 MB
DesktopMechanicalCalculators inProduction intheXIXCentury.svg 1,000 × 500; 69 KB
Duodecillion Comptometer.jpg 1,467 × 504; 451 KB
Duodecillion.jpg 837 × 761; 125 KB
EarlyComptometerKeyboard.png 1,058 × 953; 2.68 MB
EarlyComptometerMachine.png 837 × 1,274; 2.44 MB
Groene telmachine “Comptometer”, objectnr 75307.JPG 1,800 × 1,200; 2.31 MB
Hands on, pt. 2 (2297909188).jpg 2,272 × 1,704; 1.1 MB
J C Morris Office NOLA 1917.jpg 581 × 463; 135 KB
Luxembourg Bankmuseum Calculator1.jpg 2,998 × 2,866; 1.67 MB
Macaronibox.jpg 1,311 × 1,644; 1.07 MB
Moscow - Polytech museum - Comptometer - p6.jpg 2,795 × 3,464; 6.31 MB
OIC Toodyay Museum comptometer.jpg 1,200 × 1,600; 606 KB
Operating the Comptometer - 14 - Before Striking the Divisor.png 999 × 1,191; 1.68 MB
Operating the Comptometer - 15 - After Striking Three Times.png 986 × 1,200; 1.6 MB
Operating the Comptometer - 16 - After Striking Five Times.png 1,052 × 1,193; 1.69 MB
Operating the Comptometer - 18 - Position of the Hands for Division.png 1,197 × 1,099; 1.66 MB
Operating the Comptometer - 20 - Fig. A.png 1,182 × 1,193; 1.62 MB
Operating the Comptometer - 21 - Fig. B.png 1,191 × 1,201; 1.7 MB

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