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Science Museum Group
© The Board of Trustees of the Science Museum
Globetrotter Series ready reckoner calculating rule for mileage between British towns and gallons of petrol against price, by Blundell Rules Limited, Weymouth, 1960s.
This is one of many ready reckoners produced in the mid 20th century for specific calculations.
Details
- Category:
- Mathematics
- Object Number:
- 1998-474
- Materials:
- plastic and incomplete
- Measurements:
-
overall: 3 x 200 x 55 mm
- credit:
- Mr J.C. Michie
