Fowlers & Co. (Calculators) Ltd. "Jubilee Magnum" extra long scale circular slide rule, c. 1960, with case and instruction booklet.
Details
- Category:
- Mathematics
- Object Number:
- Y1988.149
- Materials:
- metal (unknown), glass, wood (unidentified), leather, textile, brass (copper, zinc alloy) and paper (fibre product)
- Measurements:
-
case: 33 mm x 137 mm x 152 mm,
calculator: 11 mm 119 mm,
- type:
- slide rule
- credit:
- Gift of Mr. R.E. Wagland