180-Degree Protractor

Made:
1870-1880 in unknown place
180-Degree Protractor Unsigned semi-circular protractor, c.1870

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180-Degree Protractor
Science Museum Group
© The Board of Trustees of the Science Musuem

Unsigned semi-circular protractor, c.1870
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Unsigned semi-circular protractor.

Details

Category:
Mathematics
Object Number:
Y1992.143.3
Materials:
brass (copper, zinc alloy)
Measurements:
overall: 2 mm x 1218 mm x 109 mm,
type:
protractor
credit:
Purchased From J.R. Parkinson Son & Hamer Auctions