Allbrit [sliding bar] compensating polar planimeter

Made:
1969-1971 in Eltham
maker:
W F Stanley and Company Limited

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Allbrit [sliding bar] compensating polar planimeter with weighted arm, spacer bar bar and hand magnifier with felt lined case by Stanley, London. Calibrated for Metric Measure, model A8035 and serial number 37405

Details

Category:
Mathematics
Object Number:
1997-2299
Materials:
brass, complete and steel
type:
planimeter
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
DERA Haslar, Froude Museum