Hugo Bunzel Arithmometer, Vienna, c. 1903

Peerless, 1904

Adding Machine by Otto Flury, c. 1930

Working Replica of the Six-Digit "Pascaline Calculator"

Rare "Gräber's Arithmometer", c. 1904

Curta Type 1 Demonstration Model, c. 1994

Curta Type I Calculator, 1959

Millionär Calculating Machine, 1893 onwards

Arithmomètre Payen, c. 1885

Austria Model IIb Arithmometer, c. 1909

Rare Bunzel-Delton Brass Stepped-Drum Calculating Machine, 1908

Rare "Austria" (Peerless I) Arithmometer, 1923 onwards

A. Sonnenschein's Improved Arithmometer, late 19th Century

Calculator Game (Rechenspielapparat), 1921

2 Brunsviga Spoked-Wheel Calculating Machines

Austrian Twin Arithmometer with Double-Sliding Results Display,

13 Adding Pens and Calculators

Rare Calculating Robot Answer Game, c. 1963

Rare "Calculating Boy" Tin Toy, c. 1913

Facit CA1-13 Mathematikus, c. 1965

13 Embossed Copper Counter Tokens, c. 1650

Calculating Aids and Toys

La Pythagore, late 19th Century

9 Arithmetic Games

Group of Arithmetic Games

Astronom Fraction Calculator, c. 1930

Finger Calculator, c. 1920

Group of Arithmetic Games

The Little Accountant, c. 1895

Calculateur Automatique Eureka Toy, c. 1900

Archimedes Educational Tool for Fractions, c. 1928

Calculating Aids and Toys

Toy Calculating Machines

Calculating Toys and Curiosities

5 Calculating Aids

Collection of Calculating Aids and Toys, c. 1920-50

14 Teaching Arithmetic Devices, c. 1920-60

Mathematical Kits and Games

4 Small Calculating Toys

National Model 401-SH Cash Register, c. 1910