Artifact Details

Title

"CASTELL" Addiator DRP 1/87A slide rule and case

Catalog Number

X361.84A-B

Type

Physical object

Date

c. 1938

Manufacturer

Faber-Castell Company

Identifying Numbers

Model number 1/87A

Dimensions

in box: 3/4 in x 12 1/2 in x 2 in; overall: 3/4 in x 12 in x 1 3/4 in

Description

This slide rule also has a little addometer calculator on the back. There is a stylus for the addometer contained in a hole in one end of the slide rule.

Category

Pre-computer: slide rule

Credit

Gift of Joseph Santangelo

Lot Number

X361.84A-B