Prototype Allbrit linear arm for a continuous chart planimeter model A8350 by Stanley

Made:
1971-1973 in London
manufacturer:
W F Stanley and Company Limited
Prototype Allbrit linear arm for a continuous chart planimeter

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Prototype Allbrit linear arm for a continuous chart planimeter
Science Museum Group
© The Board of Trustees of the Science Museum

Prototype Allbrit linear arm for a continuous chart planimeter [model A8350] by Stanley, London, with lamp and optical encoder readout next to the normal scales.

Details

Category:
Mathematics
Object Number:
2000-175
Materials:
brass, plastic, aluminium, glass and complete
Measurements:
overall: 40 x 220 x 70 mm
type:
planimeter
credit:
Phillips Auctioneers