A brass sector (Gunter's pattern), early 17th century

Made:
1600-1625
SMG00029957

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SMG00029957
Science Museum Group
© The Board of Trustees of the Science Museum

Nine inch brass sector (Gunter's pattern), early 17th century

Details

Category:
Mathematics
Object Number:
1939-49
Materials:
brass
Measurements:
overall (open): 4 mm x 244 mm x 84 mm, 0.436 kg
type:
proportion drawing instruments and sectors
credit:
Hubbard, H.E.