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Fowler's "Jubilee Magnum," slide rule
Appears In:
Slide Rules
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Details
Description
Date Introduced
1948
Photographer
Richards, Mark
Dimensions
1/2 x 4 3/4 x 5 in.
Manufacturer
Fowler and Company
Credit Line
Loan of Gwen and Gordon Bell
Copyright Owner
© Mark Richards
Location
United Kingdom
Keywords
Oughtred, William; Analog; Hand calculation
Object ID
B337.85
The 79-inch spiral scale is much more accurate than a standard 10-inch rule.