Artifact Details
Title
Slide rule tie clip
Catalog Number
102672919
Type
Physical object
Description
Object consists of: tie clip, wooden box, and plastic sleeve.
Date
1950 ca.
Manufacturer
J.A. Campbell
Dimensions
overall: 3/4 in x 2 3/4 in x 1/2 in
Category
Ephemera/Commemorative item
Subject
Hand calculation; Analog; Oughtred, William; Jewelry
Credit
Gift of Dick Blaine