Allbrit fixed bar compensating polar planimeter with weighted arm
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Science Museum Group
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Allbrit [fixed bar] compensating polar planimeter with weighted arm, spacer bar and hand magnifier with felt lined case by Stanley, London. Calibrated for Imperial Measure, model U2331A and serial number 18561.
Details
- Category:
- Mathematics
- Object Number:
- 1997-2300
- Measurements:
-
overall: 38 x 170 x 40 mm
- type:
- planimeter
- credit:
- DERA Haslar, Froude Museum
