Ivory sector (6-inch) by W.F Stanley & Company, Lo
- maker:
- William Ford Stanley
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Science Museum Group Collection
© The Board of Trustees of the Science Museum
Proportion drawing instrument, ivory sector (6-inch) by W.F Stanley & Company, London, c. 1876. Gunter type.
Details
- Category:
- Mathematics
- Object Number:
- 1876-309/1
- Materials:
- copper (alloy) and ivory
- Measurements:
-
overall (closed): 3 mm x 160 mm x 135 mm, 0.03 kg
- type:
- sector
- credit:
- W.F. Stanley and Company
