3 Calculating Machines

3 Stepped-Drum Calculating Machines 1) "Archimedes Mod. C2", Reinhold Pöthig, Glashütte, Saxony, no. 5431, c. 1920, four-species machine, with 10 setting slides, 8-digit revolution and 13-di

3 Spoked Wheel Calculating Machines 1) Vaucanson model B, 10, 8 and 13 digits, French, c. 1935. - 2) Trinks-Brunsviga model B, 9, 8 and 13 digits, no. 55533, c. 1920. - And: 3) Original-Odhner, Swede

4 Demonstration Models of a Calculating Machine and 3 Typewriters 1) Ideal typewriter, Seidel & Naumann, Dresden, with 4 keys, carriage shift and drum in cross-section. - 2) Torpedo typewriter, key mo

2 Adding Machines 1) "Comptator", 1908. 9-digit calculating machine, with pen and case. (3/3-) – And: 2) Chain adding machine by Seidel & Naumann, Dresden, c. 1910. 9 rows, with case and pen. (3/2)

6 Spoked Wheel Calculating Machines 1) Brunsviga, model 13, serial no. 174993, 10, 8 and 13 digits, working, c. 1930. - 2) Thales, model AE, 10, 8 and 13 digits, working, c. 1935. - 3) Hannovera, mod

Calculating Machines and Calculating Aids 1) Length measure with counter, "Xylokub", patent pending by Heinrich Siller Gambold, with 2 counters, length 23 3/5 in. - 2) Tantons Decimal Office Ruler, fo

'9 Calculating Machines 1) "Thales A", c. 1914, spoked-wheel machine, serial no. 10485, 9, 8 and 13 digits, mechanism sticks, with wood cover. (3/4) - 2) "Hamann Automat V", c. 1933, switching latch s

8 Calculating Machines 1) "TIM – Time-is-Money", by Ludwig Spitz. – 2) Triumphator H. – 3) Dactyle (#2263). – 4) Brunsviga Mod. A. – 5) Lipsia 1. – 6) Brunsviga 13. – 7) Marchant Pony B.

4 Spoked-Wheel Calculating Machines 1) "Chateau", by Unis France, Paris. No. 11606, 9, 8 and 13 digits. - 2) "Zagreb", simple version of the Calcorex, no. 21291, 9, 8 and 13 digits. - 3) "Original-Od

7 Spoked Wheel Calculating Machines 1) Brunsviga 10, with 6, 5 and 10 digits, some key caps later, c. 1935. - 2) Trinks-Brunsviga, no. 40372, with 9, 8 and 13 digits, c. 1920. - 3) Walther WSR 110, n

4 Spoked Wheel Calculating Machines 1) Brunsviga MIII, no. 113149, with 9, 8 and 13 digits. - 2) Hamann Manus, no. 9477, with 9, 8 and 13 digits. - 3) Schubert, no. 480611, with 10, 8 and 13 digits.

'6 Spokewheel Calculating Machines 1) "Thales MEZ", c. 1930, serial no. 53198, miniature calculator, 6, 6 and 10 digits, mechanism sticks. (2-3/4) - 2) "Brunsviga 15", Grimme, Natalis & Co., Brunswick

'6 Calculating Machines 1) "Triumphator CRN1", spoked wheel, VEB Triumphator-Werk Rechenmaschinenfabrik Mölkau, GDR, 10, 8 and 13 digits, working, c. 1950. (2-3/2-3) - 2) "Walther R", c. 1935, spoked

6 Spoked Wheel Calculating Machines 1) Brunsviga, model 20, no. 204247, 12, 12 and 20 digits, 1934 onwards. (2-3/2) - 2) Walther, model RMKZ, no. 32628, 10, 8 and 13 digits, 1936 onwards, mechanism s

4 Mechanical Calculating Machines 1) TIM Unitas, model II, no. 3636, 8, 7 and 2 x 12 digits, c. 1920. - 2) Lindström Record, keyboard, 9, 8 and 13 digits, c. 1920. - 3) Comptometer, adder, 10 ro

3 Office Machines and a Telephone 1) Thales calculating machine, c. 1925, Thaleswerke GmbH, Rastatt, Germany, no. 23851, with pinwheel gears, 6 digits in the setting mechanism, 10 in the result mechan

'6 Spokewheel Calculating Machines 1) "Trinks-Brunsviga", c. 1910. Model B, Grimme, Natalis & Co., Braunschweig, Germany, 9, 8 and 13 digits, serial no. 60946, working, with tin lid. (3/3) - 2) "Olymp

6 Spoked Wheel Calculating Machines 1) Brunsviga, model 20, 12, 11 and 20 digits, working, 1934 onwards. - 2) Triumphator, model CRN, 6, 8 and 13 digits, mechanism sticks, c. 1941. - 3) Walther, mode

Rare Saxonia 3 (Rolltop) Calculator, 1910 Glashütter Rechenmaschinenfabrik Saxonia. No. 12064, German trademark DRGM no. 394014, stepped-drum calculating machine, with 8-, 7- and 12-digit calcula

Arithmometer "Tim", 1909 No. 848, very early model of the famous step-drum calculating machine by Ludwig Spitz, Berlin, with 12, 7 and 8 digits, in wood case, missing lid and 3 setting discs, mechanis

Twin Marchant Calculating Machine, c. 1942 Consisting of 2 Marchant XL spoked-wheel calculating machines by Marchant Calculating Machine Co, USA, assembled in England and distributed by Block & Anders

4 Spoked-Wheel Calculating Machines and a Demonstration Model 1) Rema I, 1914 onwards, Braunschweiger Rechen­maschinenfabrik Rema GmbH, serial no. 4340, with 9, 8 and 13 digits, with wood base an

13 Calculating Machines 1) Calco, c. 1922, spoked-wheel calculator by Nordisk Regnemaskinefabrik, Danmark, 9, 8 and 13 digits, missing crank, mechanism sticks. - 2) Contex model A, 1945 onwards, Danis

2 Comptometer Calculating Machines and a Share 1) Comptometer model No. 1 with mahogany body, 1887, Felt & Tarrent, Chicago, no. 3954, first model, 8-digit fast adding system and direct drive, in orig