Britannic barrel calculating machine by Guy's Calculating Machines Limited

Made:
1930-1939 in London
Britannic barrel calculating machine by Guy's Calculating

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Britannic barrel calculating machine by Guy's Calculating
Science Museum Group
© The Board of Trustees of the Science Museum

Britannic barrel calculating machine by Guy's Calculating Machines Limited, London, patented with lockable wooden top and base. Name plate on base suggests Block and Anderson Limited, London as supplier

Details

Category:
Mathematics
Object Number:
1999-1178
Materials:
steel, brass, wood and complete
Measurements:
overall: 160 x 360 x 180 mm
type:
calculating machine (pinwheel)
credit:
Science Museum (Great Britain)