Artifact Details

Title

Barnard's co-ordinate spiral slide rule

Catalog Number

B240.82

Type

Physical object

Description

Cylindrical slide rule similar to Fuller's Rule. "BRITISH MADE" is embossed into the edge of the wooden disc nearest the handle.

Date

1925

Manufacturer

Stanley, London

Place Manufactured

England

Identifying Numbers

Other number 25 Date code: at base of fixed brass cursor
Serial number 72 At base of fixed brass cursor

Dimensions

3 1/2 x 3 1/2 x 14 in.

Category

Pre-computer/slide rule

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Lot Number

B240.82