Artifact Details

Title

Sector

Catalog Number

B338.85

Type

Physical object

Date

ca. 1740

Manufacturer

T. Heath

Place Manufactured

England

Dimensions

1 1/2 x 6 1/4 x 1/4 in.

Description

"T Heath fecit" engraved into one arm near hinge. lower arm is a plain piece of brass that fits into the upper arm when it is closed.

Category

Pre-computer/sector

Subject

Proportional compass; Hand calculation; Military applications; Analog

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Credit

Gift of Gwen and C. Gordon Bell

Lot Number

X6288.2012