Allbrit sliding bar compensating polar planimeter with weighted arm

Made:
1946-1948 in London
manufacturer:
W F Stanley and Company Limited
Allbrit  [sliding bar] compensating polar planimeter with

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

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

Allbrit [sliding bar] compensating polar planimeter with weighted arm, magnifier and missing spacer bar, in felt lined wood and paper case, by Stanley, London. Calibrated for Metric Measure, model U2334A with serial number, 10215.

Details

Category:
Mathematics
Object Number:
2000-176
Materials:
brass, plastic, wood & felt, glass, paper and complete
Measurements:
overall (case): 40 x 250 x 90 mm
type:
planimeter
credit:
Phillips Auctioneers