Allbrit rule-form linear planimeter with magnifier and hand magnifier
- manufacturer:
- W F Stanley and Company Limited
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Science Museum Group
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Allbrit [rule-form] linear planimeter with magnifier and hand magnifier in felt lined mahogany case by Stanley, London. Model A8240 calibrated for Imperial Measure, with, missing spacer bar and serial number, 27195.
Details
- Category:
- Mathematics
- Object Number:
- 2000-170
- Measurements:
-
overall (case): 50 x 185 x 90 mm
- type:
- planimeter
- credit:
- Phillips Auctioneers
