Artifact Details

Title

Rolling Parallel Rule

Catalog Number

B20.78

Type

Physical object

Description

Wood (light walnut) box with two latches.

Date

undated

Manufacturer

W. H. Harling

Place Manufactured

London, England

Dimensions

1 1/2 x 13 x 3 in.

Category

Pre-computer/other

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Lot Number

B20.78