Hatter's rule
- Made:
- 1835-1862 in Borough of Birmingham
- maker:
- James Gargory
Boxwood hatter's rule with table of sizes, heads and hats, by James Gargory, Bull Street, Birmingham. (B1752}
Details
- Category:
- Mathematics
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- 1989-632
- Materials:
- boxwood, metal (unknown) and complete
- Measurements:
-
overall: 10 mm x 145 mm x 20 mm, 0.02 kg
- type:
- hat rule
- credit:
- On loan from the Wellcome Trust