Slide Rule

1991/009

10 in engineers’ slide rule by AG Thornton, Manchester (c.1955)

SKU: 1991/009 Categories: ,

Description

10 in engineers’ slide rule made by AG Thornton, Manchester (c.1955). A conventional log/log slide rule used for multiplication division etc.

The initials PIC are derived from the former Precision Instrument Company which was taken over in 1901 by AG Thornton of Manchester. “PIC” continued to be used by Thornton as a trade mark until about 1970.

Additional information

Acquisition Number

1991/009

Item Type

Short Description

Engineers' slide rule

Manufactured by

Date of Manufacture

c. 1955

Sub-items

Cardboard case

Supporting Items

Book of Instructions

Makers Number

3649

Marks

"P.I.C. 3649"

Dimensions (mm)

302 x 42 x 28

Donor

Date Donated

October 1991

Materials

Wood and plastic laminate

Condition

Good

Display Location