Antique Pocket Fowler's Circular Calculator Slide Rule

Add Prop

Antique Fowler's pocket, circular slide rule, calculator in fitted clam-shell metal case. The circular slide rule effectively compressed a long straight slide rule in a compact manageable round one.

Prop No: 1128

« Return to Calculating


Curious Science, 5-7 Commercial Way, Park Royal, London, NW10 7XF Tel: +44 020 8961 3113 Mob: +44 07956 834094 Open 9-5 Mon-Fri