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Artifact Details

Title

Planimeter

Catalog Number

102633253

Type

Physical object

Description

Planimeter is two separate pieces. One piece consists of a long square number line (#36-5) with a movable component with two number dials attached, one vertical and one horizontal. The vertical dial is partially obsured by rust on the right side. The second piece consists of a metal number line (#20-70), a black movable weight on one end, and a peg at the other.

Identifying Numbers

Serial number

9120

Dimensions

1 x 9 x 2 1/2 in.