Artifact Details

Title

The Concise conversion tables and circular slide rule

Catalog Number

102630985

Type

Physical object

Date

c. 1960

Manufacturer

Sama & Etami, Inc.

Place Manufactured

Japan

Identifying Numbers

Model number CTCS-552

Dimensions

overall: 1/4 in x 3 1/2 in x 4 1/2 in

Description

Pocket circular slide rule on a rectangular plastic card with "Thiokol Chemical Corporation" printed on it - likely an advertising give-away item. A plastic insert with useful constants and data fits into the side of the rectangular card. Comes in a blue plastic slip case and with instruction manual.

Category

Pre-computer: slide rule

Credit

Gift of Wolfgang Schaechter

Lot Number

X2551.2003