Halden Ruler
- Made:
- 1870-1900 in Manchester
- maker:
- Joseph Halden
Ruler, made by J. Halden & Co. Ltd.
Details
- Category:
- Mathematics
- Object Number:
- Y1978.39.7.3
- Materials:
- wood (unidentified)
- Measurements:
-
overall: 3 mm x 320 mm x 32 mm, .25 kg
- type:
- ruler
- credit:
- Gift of Mr G C Roundhill