Equarrimetre, form of rectangular protractor with sliding cursor

Equarrimetre

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Equarrimetre
Science Museum Group
© The Board of Trustees of the Science Museum

Equarrimetre, form of rectangular protractor with sliding cursor, metal, by Paul Pouech, Paris, c. 1920

Details

Category:
Mathematics
Object Number:
1986-564
type:
drawing instruments and combined scale protractors
credit:
Brieux, Alain