Pamphlet, Solution of Right Angled Triangles

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Object Details

Description

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.

Location

Currently not on view

Credit Line

Gift of George A. Norton

date made

ca 1960

ca 1955

ID Number

1986.3078.04

nonaccession number

1986.3078

catalog number

1986.3078.04

Object Name

Pamphlet

Physical Description

paper (overall material)

Measurements

overall: .2 cm x 16.5 cm x 10.1 cm; 3/32 in x 6 1/2 in x 3 31/32 in

See more items in

Medicine and Science: Mathematics

Trigonometry

Science & Mathematics

Data Source

National Museum of American History

Subject

Mathematics

Metadata Usage

CC0

Link to Original Record

https://n2t.net/ark:/65665/ng49ca746b2-6d5f-704b-e053-15f76fa0b4fa

Record ID

nmah_905185