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Title: Allbrit compensating polar planimeter with two sliding bars [Go to resource]
Description: Allbrit compensating polar planimeter with two sliding bars [pin & magnifier tracer] weighted arm in wooden case by Stanley, London. Model A8031 & A8032 calibrated for Imperial Measure, with magnifier and serial number, 32390. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: planimeter Temporal: 1969-1976 Source: Science Museum Creator: W. F. Stanley and Company Limited Identifier: 2000-1469 Go to resource More Like this...
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