Ham's Ullage rule

Ham's Ullage rule, 4ft x 2 5/8, with one slide, c. 1880'

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Ham's Ullage rule, 4ft x 2 5/8, with one slide, c. 1880'
Science Museum Group
© The Board of Trustees of the Science Museum

Ham's Ullage rule, 4ft x 2 5/8", with one slide, c. 1880

Details

Category:
Mathematics
Object Number:
1954-323
type:
slide rule (excise) and slide rule (ullage)
credit:
National Maritime Museum (Gabb Collection)