Heliostat mirror 100cm square with foresight attached to one corner

Made:: 1950

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Heliostat mirror 100cm square with foresight attached to one
Science Museum Group
© The Board of Trustees of the Science Museum

Heliostat mirror 100cm square with foresight attached to one corner and printed instructions on the back, c1950

Details

Category:: Surveying

Object Number:: 1983-606

type:: mirrors

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Heliostat mirror 100cm square with foresight attached to one corner

Details

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