Clock 'Starter Unit' and log speed indicator
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LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseClock 'Starter Unit', log speed indicator Patent No
Science Museum Group
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Clock 'Starter Unit', log speed indicator Patent No. 318565, for School set Chernikeeff log equipment, by Submerged Log Company Limited, Chiswick, London, England, 1945-1955
Details
- Category:
- Navigation
- Object Number:
- 1954-223/3
- Materials:
- brass (copper, zinc alloy), glass, steel (metal), enamel, metal (unknown) and electrical components
- Measurements:
-
overall: 6.5kg
- credit:
- Submerged Log Company Limited
