Gunner's calliper in electrum and ivory

Made:
1816-1850 in Charing Cross
manufacturer:
Thomas Jones
Gunner's calliper in electrum and ivory, incorporating compass

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Gunner's calliper in electrum and ivory, incorporating compass
Science Museum Group
© The Board of Trustees of the Science Museum

Gunner's calliper in electrum and ivory, incorporating compass, spirit level, folding mirror and rule, patented and made by Thomas Jones, 62 Charing Cross, London, 19th century

Details

Category:
Mathematics
Object Number:
1990-597
Materials:
ivory, electrum and glass
Measurements:
overall - open: 25 x 300 x 60 mm
overall - closed: 15 x 65 x 180 mm
type:
drawing instruments and callipers (gunnery)
credit:
Sotheby and Compan