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