Mechanical Calculator

Made:
1915-1925 in Germany
maker:
Grimme Natalis and Co
Mechanical Calculator

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Mechanical Calculator
Science Museum Group
© The Board of Trustees of the Science Museum

Brunsviga 20 key set calculator by Grimme Natalis & Co.

Details

Category:
Computing & Data Processing
Object Number:
Y1987.143
Materials:
metal (unknown)
Measurements:
overall: 170 mm x 410 mm x 230 mm,
type:
calculator
credit:
Gift of Derek Shepherd