Silvered brass circular slide rule

Made:
1876 in Hannover
Slide rule, circular, silvered brass

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

Slide rule, circular, silvered brass
Science Museum Group
© The Board of Trustees of the Science Museum

Slide rule, circular, silvered brass, 7 inch in diameter with double scales by Landsberg & Wolpers, Hanover to the designs of Prof. Sonne

Details

Category:
Mathematics
Object Number:
1876-364
Materials:
brass (copper, zinc alloy), silver (metal) and complete
Measurements:
overall: 25 mm x 185 mm 180 mm, 0.576 kg
type:
slide rule
credit:
Landsberg & Wolpers