- Swiss "Conto" Model B Calculating Machine, 19...
- "Heureka", 1907...
- "Kuli" Calculating Machine, 1909...
- "Curta Type II" Calculator (Grey), 1948...
- "Hannovera", 1921...
- "Alpina", 1961...
- 2 German Step-Drum Calculating Machines...
- "Reports", 1955...
- Burroughs 1, c. 1890...
- "Mercedes-Euklid Mod. 1" and "Mod. 16", 1905...
- 7 Mechanical Calculating Machines...
- Burroughs Class 1 Style 6 Adding Machine, c. ...
- "Triumph Adding Machine", 1910...
- 2 "Comptator" Pocket Calculating Machines, c....
- 6 Spokewheel Calculating Machines...
- Rare Demonstration Model of the "Original Bur...
- Groups of Calculating Tools in 2 Showcases...
- "Doppel-Brunsviga Mod. 13 ZK", c. 1932...
- 3 "Mercedes Euklid" Electrical Calculators, c...
- 4 Logarithmic Calculating Devices...
- Collection of 11 "Abacus"...
- "X x X", 1906...
- "Thomas' Arithmomètre", c. 1876...
- "Adix" (Model 1)", 1903...
- "Diera", 1906...
- "Certa" Adding Machine...
- Calculating Drum "Loga", c. 1930...
- 14 Calculating Tools...
- Thacher's Calculating Instrument, 1881...
- Russian "Original Odhner", c. 1905...
- "The BriCal - Money Calculating Machine", c. ...
- "BriCal - The British Calculator Mod. 2" (!!)...
- Burroughs Class 2 Duplex Calculating Machine,...
- Russian Original Odhner Mod. 1 (Arithmometer)...
- "Tasma Mod. C" Adding Machine, c. 1930...
- "The Millionaire" Calculator, 1893...
- 7 Quick Adding Machines...
- 28 Slide Rules...
- Exhibition Display of "Calculating Discs and ...
- Alphabetic Acccounting Machine Burroughs Sens...
- Printing Adding Machine "Burroughs" (Class 1)...
- 7 Spokewheel Calculating Machines...
- Original Curta Collection...
- "Saxonia" (Rolltop), 1910...
- Texal Instruments SR-60A, 1977...
- "Anita MK8", 1961...
- Star Adding Machine, 1922...
- 9 Mechanical Calculating Machines, 1935 onwar...
- 4 Adding Machines, c. 1920...
- "Mercedes/Gauss" Calculator, 1905...
- "Madas", 1913...
- "Peerless Baby", 1904...
- Bürk's "Kollektor" Adding Machine, c. 1910...
- "Peerless", 1904‘’...
- 11 Electronic Calculating Machines...
- 6 Spokewheel Calculating Machines...
- Olympia CD400 Desktop Calculator, 1970...
- "Robotron Mod. 314", 1972...
- 6 Spokewheel Calculating Machines...
- 4 Electrical Calculators, c. 1925...
- "Burroughs Sensimatic Series 300", c. 1955...
- "Adsumudi", 1907...
- "Millionär", 1895...
- T-I-M Mod. 1 (Unitas), 1907...
- 4 Mechanical Calculators, c. 1925...
- 5 Spokewheel Calculating Machines...
- 3 Calculating Machines, c. 1920...
- 5 Calculators, c. 1940-1960...
- 6 Spokewheel Calculating Machines...
- 5 Spokewheel Calculating Machines...
- "Pascaline" (or "Arithmatique"), c. 1650...