Artifact Details

Title

Rolling Parallel Rule

Catalog Number

B20.78

Type

Physical object

Date

undated

Manufacturer

W. H. Harling

Place Manufactured

London, England

Dimensions

1 1/2 x 13 x 3 in.

Description

Wood (light walnut) box with two latches.

Category

Pre-computer/other

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Lot Number

B20.78