A trigonometrical calculator, British, 1826-1842

Made:
1826-1842 in England, Ipswich and Suffolk
maker:
James Tree
Calculating machine for trigonometry made by J

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Calculating machine for trigonometry made by J
Science Museum Group Collection
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Calculating machine for trigonometry made by J. Tree, London and invented by B. B. Catt of Ipswich with case, 1826-1842

Calculating machine for trigonometry made by J. Tree, London and invented by Catt of Ipswich with case, mid 19th century. The device allows rapid solution of plane trigonometrical problems, and the construction of triangles to scale.

Details

Category:
Mathematics
Object Number:
1907-73
Materials:
ebony, ivory, german silver and complete
type:
calculators and trigonometrical calculators
credit:
J.C. Stevens Auction House

Parts