Artifact Details

Title

Acu-Rule slide rule

Catalog Number

102631720

Type

Physical object

Date

1940 ca.

Manufacturer

Security Engineering Co., Inc.

Place Manufactured

U.S.

Identifying Numbers

Model number 5-J
Other number P260 Donor's ID number for rule

Dimensions

overall: 1/4 in x 6 in x 1 3/8 in

Description

Printed on the slide rule is "Regardless of how you figure it, the answer is always SECURALOY".

Category

Pre-computer: slide rule

Credit

Gift of Mike Konshak

Lot Number

X3741.2007