Post Office pattern tangent galvanometer, late 19th century

One P.O. tangent galvanometer

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One P.O. tangent galvanometer
Science Museum Group
© The Board of Trustees of the Science Museum

One P.O. tangent galvanometer

Details

Category:
Electricity and Magnetism
Object Number:
1920-682
type:
electrical measuring instruments and tangent galvanometers
credit:
General Post Office