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Details

Catalog Number

102672446

Title

Arithmometer Calculator (Thomas)

Type

Still image

Identifying Numbers

Other number 269Verso pencil

Dimensions

overall: 4 in x 5 in

Description

Black and white image of Arithmometer calculator. From IBM Archives: "The arithmometer, invented by Charles Xavier Thomas de Colmar in 1820, was the first commercially successful calculating machine capable of performing addition, subtraction, multiplication and division. The Thomas Arithmometers were produced and sold in Europe and the United States well into the 20th century, and were widely imitated and marketed by many manufacturers. " Verso: "Thomas Arithmometer" in pencil

Category

Photograph