Brunsviga twin calculating machine

Made:
1935-1939 in Braunschweig
maker:
Grimme Natalis and Co
Brunsviga twin calculating machine, model D13Z

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Brunsviga twin calculating machine, model D13Z
Science Museum Group
© The Board of Trustees of the Science Museum

Brunsviga twin calculating machine, model D13Z, (13 register) by Grimme, Natalis and Company, on wooden base with metal cover, Serial No.208021. Consisting of a pair of 10 digit calculators coupled together. Presnted to the National Institute of Oceanography by Dr J.N.Carruthers.

Details

Category:
Mathematics
Object Number:
1985-1911
Materials:
brass, steel, plastic and complete
Measurements:
overall: 18.4 kg
type:
calculating machine (pinwheel)
credit:
Sotheby's (Billingshurst)