Screw, 64mm long

Made:
1927
maker:
Sherard Osborn Cowper-Coles
Screw, 64mm long,  sherardized by Cowper Coles in 1927

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

Screw, 64mm long, sherardized by Cowper Coles in 1927
Science Museum Group
© The Board of Trustees of the Science Museum

Screw, 64mm long, sherardized by Cowper Coles in 1927, using a mixture of zinc dust, pumice and resin.

Details

Category:
Metallurgy
Object Number:
2002-147
Materials:
metal (unknown)
Measurements:
: 2.5197 in.; 64 mm
type:
sherardized screw
credit:
Mr. Peter Cowper-Coles.