Allbrit square root radial planimeter

Made:
1955-1957 in London
manufacturer:
W F Stanley and Company Limited

Allbrit square root radial planimeter with pivot bolt for measuring charts from Ranarex carbon dioxide recorder, model U2339A, in wood and felt lined case by Stanley, London, with serial number 104.

Details

Category:
Mathematics
Materials:
brass, complete, mahogany& felt, plastic
Measurements:
overall (case): 40 x 115 x 85 mm
Identifier:
2000-173
type:
planimeter
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Phillips Auctioneers
status:
Permanent collection

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