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.
- Object Number:
overall (case): 42 x 428 x 104 mm
- furnishing and equipment
- measuring device - instrument
- Imperial College of Science,Technology & Medicine (Spectroscopy Group)