Mechanico-mathematical instrument illustrating the ratio of the circle

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Mechanico-mathematical instrument illustrating the ratio of the
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© The Board of Trustees of the Science Museum

Mechanico-mathematical instrument illustrating the ratio of the circle, by John Harris

Details

Category:: Telecommunications

Object Number:: 1989-953

type:: mathematical instrument

credit:: Muirhead Vactric Components Limited

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Mechanico-mathematical instrument illustrating the ratio of the circle

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