White, plastic, rectangular slide rule with a white, plastic, central rule used to calculate the number of minutes worked. The rule is held in a blue...
Wooden handle with a raised rubber inscription on the stamp face. The inscription on the rubber stamp face is inverted and reads, 'J. SAINSBURY LTD....
Wooden handle with a raised rubber inscription on the stamp face. The inscription on the rubber stamp face is inverted and reads, '861 BOGNOR REGIS'....
Circular calculator wheel. Consists of white plastic base with black numerical markings with two rotational discs attached by a central metal eyelet...
Black adding machine with numbered synthetic keys on the top and a total display on the front. There is a white metal plate screwed to the back with...
Beige metal adding machine with numbered synthetic keys on the top and a total display on the front. There is a white metal plate screwed to the back...