Or search the collection catalog

Artifact Details

Title

Napier's Bones hand calculator

Catalog Number

102622813

Type

Still Image

Description

Negative/Black and white. Napier's Bones, a handheld calculator consisting of ten rods and two extra, representing squares and cubes. Verso: stamp reads: "Property of The Computer Museum." this stamp marks was exposed to a liquid. Also handwritten "P83.9" located in top left corner.

Identifying Numbers

Other number

P1892

Dimensions

4 x 5 in.

Format

Negative