Proportional compasses with lineal ratio scale

Made:: 1900-1920 in England

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Proportional compasses with lineal ratio scale, in leather box
Science Museum Group
© The Board of Trustees of the Science Museum

Proportional compasses with lineal ratio scale, in leather box. 'M. Pallis' embossed on lid. Supplied by Stanley

Details

Category:: Mathematics

Object Number:: 1996-230

type:: proportional compass

credit:: Messrs P and A Naylor

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Proportional compasses with lineal ratio scale

Details

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