Artifact Details

Title

Sector

Catalog Number

B338.85

Type

Physical object

Date

1740 ca.

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

Credit

Gift of Gwen and C. Gordon Bell

Lot Number

X6288.2012