Plastic slide rule

Object number

LDVAL 2004.20.3


c 1950


Cream plastic slide rule. Measures inches on front and milimeters on back. In original black leather case marked ?J.A. Vice?. Belonged to Mr John Armston Vice who was a Generation Operation Engineer at Barking Power Station after it opened in 1925 until 1951.

Physical description

Cream plastic ruler with blue markings


Good, slightly dirty


Electricity supply tools


Ruler length: 140mm
Ruler width: 30mm
Case length: 148mm
Case width: 41mm


Whole: Plastic
Case: Leather

Collection type

Social history, Vice collection


Makers Mark Stamped On back: BLAKEBOROUGH
Inscription Tooled On case: J. A. Vice

Alternative reference

Entry Number 1544/3

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