Brass slide rule by Nairne and Blunt size 11 1/4" x 2" x 3/16" closed
- maker:
- Nairne & Blunt
Brass slide rule by Nairne and Blunt size 11 1/4" x 2" x 3/16" closed: four sliders: six pins with milled heads: in mahogany case, Nairne and Blunt, London, 1774-1793.
Details
- Category:
- Mathematics
- Object Number:
- 1919-491
- Materials:
- brass (copper, zinc alloy)
- Measurements:
-
overall: 6 mm x 285 mm x 50 mm, .607kg
- type:
- slide rule
- credit:
- E Cryer