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"Half-Hour Instructions for the use of Unique Slide Rules
pamphlet; catalogue; instructions
Unique Slide Rule Company, Limited
Europe: United Kingdom, England
Mid 20th c.
overall: 179 mm x 116 mm

Pamphlet outlining the use of a range of mathematical slide rules. Small portrait format printed in black on 12 white pages, with soft brown paper end covers. Includes details of the three models of the 'new' "UNIQUE" slide rule, multiplication, division, squares, square roots, cubes, cube roots, logarithms, reciprocal scale, log-log computations, money calculations, universal rules, 5/10 and 10/20 precision rules and latest additions to the range.


Gift of Mr Brian Mitchell, 2010

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