Large Allbrit sliding bar compensating polar planimeter for exhibition with weighted arm in wooden case

Large Allbrit [sliding bar] compensating polar planimeter for

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Large Allbrit [sliding bar] compensating polar planimeter for
Science Museum Group
© The Board of Trustees of the Science Museum

Large Allbrit [sliding bar] compensating polar planimeter for exhibition with weighted arm in wooden case, by Stanley, London. Calibrated for both Metric and Imperial Measure and marked with serial number, 2346.

Details

Category:
Mathematics
Object Number:
2000-166
Materials:
brass, plastic, wood, paper and complete
Measurements:
overall (case): 130 x 805 x 230 mm
type:
planimeter
credit:
Phillips Auctioneers