
Ewart's cattle gauge
- maker:
- James Tree



Ewart's cattle gauge, 8 3/4" x 2", with ivory slide, by J. Tree, maker, Charlotte Street, Blackfriars Road, London.
Details
- Category:
- Mathematics
- Object Number:
- 1954-315
- Materials:
- ivory
- type:
- slide rule (cattle)
- credit:
- National Maritime Museum (Gabb Collection)