
Three screws
- Made:
- 1929
- maker:
- Sherard Osborn Cowper-Coles

Three screws, 38mm long, sherardized by Cowper Coles in 1929.
Details
- Category:
- Metallurgy
- Object Number:
- 2002-131
- Materials:
- metal (unknown)
- Measurements:
-
: 1.4961 in.; 38 mm
- type:
- three sherardized screws
- credit:
- Mr. Peter Cowper-Coles.