3-foot brass scale
- maker:
- John Dennett Potter
3-foot brass scale, by "Potter, Poultry London", divided in inches, subdivided to tenths, diagonal scale reading 1/100". Marked "H0^21"
Details
- Category:
- Mathematics
- Object Number:
- 1876-509
- type:
- drawing instruments and diagonal scales
- credit:
- British Admiralty (Hydrographic Department)