`Unique' 10-inch slide rule in cardboard case, wit

Made:
1940 in England
maker:
Unique Slide Rule Company Limited

`Unique' 10-inch slide rule in cardboard case, with tables containing properties of materials on the back, c. 1940, made in England

Details

Category:
Mathematics
Object Number:
1994-652
type:
slide rule
credit:
Mr F.N. Franks