Carpenter's sliding joint-rule by I Trafford

Made:
1772 in England and Oxford
Carpenter's sliding joint-rule by I Trafford Carpenter's sliding joint-rule by I Trafford

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

Buy this image as a print 

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

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Carpenter's sliding joint-rule by I Trafford, Oxford, England, dated 1772. Marked with possible owner, George Barnet, Grindon.

Details

Category:
Mathematics
Object Number:
1973-181
Materials:
boxwood, brass and complete
Measurements:
overall (closed): 7 mm x 235 mm x 38 mm, 0.124 kg
type:
carpenter's rule and folding rule
credit:
Mr. John George.