Allbrit [sliding bar] compensating polar planimet

Made:
1974-1976 in London
manufacturer:
W F Stanley and Company Limited

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Allbrit [sliding bar] compensating polar planimeter with weighted arm in wooden case by Stanley, London. Model A8035 calibrated for Metric Measure, with magnifier and serial number, 43891.

Details

Category:
Mathematics
Materials:
brass, complete, glass, paper and plastic
Measurements:
overall (case): 55 x 460 x 95 mm
Identifier:
2000-177
type:
planimeter
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Phillips Auctioneers