Model 13ZK twin Brunsviga Calculating machine (13 register)

Made:
1936-1939 in Braunschweig
maker:
Grimme Natalis and Co
Model 13ZK twin Brunsviga Calculating machine (13 register)

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Model 13ZK twin Brunsviga Calculating machine (13 register)
Science Museum Group
© The Board of Trustees of the Science Museum

Model 13ZK twin Brunsviga Calculating machine (13 register), by Grimme, Natalis and Company, Braunschweig, Germany, Serial No.223265, c. 1935. Consisting of a pair of 10 digit calculators coupled together.

Details

Category:
Mathematics
Object Number:
1991-389
Materials:
brass, steel, plastic and complete
Measurements:
overall: 14 kg
type:
calculating machine (pinwheel)
credit:
Mr R. McWilliam