Artifact Details

Title

Circular slide rule

Catalog Number

102666545

Type

Physical object

Date

1950 ca.

Manufacturer

Gong Se He Ying

Place Manufactured

China

Identifying Numbers

Model number Iron Materials
Other number C31 Donor's ID number for rule

Dimensions

overall: 1/8 in x 3 5/8 in x 3 5/8 in

Description

This circular slide rule is used as a calculator for iron materials.There are two text pages associated with this artifact dealing with the history of the union of public and private enterprises in China in the 1950's, as well as the translation for the chinese characters on the slide rule.

Category

Pre-computer: slide rule

Credit

Gift of Mike Konshak

Lot Number

X3741.2007