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Pamphlet, Solution of Right Angled Triangles

Pamphlet, Solution of Right Angled Triangles

Usage conditions apply
This small pamphlet consist of fifteen rectangular sheets of paper cut from a blueprint and stapled together on the left side. It has drawings and formula for the solution of right angled triangles, as well as tabulated values of openings required for plugs of differing sizes and different angles of opening. The pamphlet was owned by machinist and museum specialist George A. Norton. It may date from the time he worked as a machinist in the Washington Naval Gun Factory.
Currently not on view
Object Name
date made
ca 1960
ca 1955
Physical Description
paper (overall material)
overall:.2 cm x 16.5 cm x 10.1 cm; 3/32 in x 6 1/2 in x 3 31/32 in
ID Number
nonaccession number
catalog number
Credit Line
Gift of George A. Norton
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Data Source
National Museum of American History
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