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Rivron Imbalometer
MISCELLANEOUS
imbalometer
A.H. Rivron & Son; J. & R. Fleming Ltd
Europe: United Kingdom, England, Suffolk, Ipswich
Post 1928
metal

Muscle testing, duction taking and muscle training device. Black disc with ivorine traverse scale containing -10 D lens. Screw-controlled +10 D lens manoeuvreable over it.


1999.1310

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