Ready reckoner for screw threads
- Made:
- Germany
This image is released under a CC BY-NC-SA 4.0
Licence
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LicenseReady reckoner for screw threads, German, metal
Science Museum Group
© The Board of Trustees of the Science Museum
Ready reckoner for screw threads, German, metal, by or for Dinorm
Details
- Category:
- Mathematics
- Object Number:
- 1990-702
- Materials:
- brass
- Measurements:
-
overall: 3 x 250 x 50 mm
- credit:
- Auction Team Koln
