Plug resistance box by Townson and Mercer, London,

Made:
1900-1980 in London
maker:
Townson and Mercer

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Science Museum Group
© The Board of Trustees of the Science Museum

Plug resistance box by Townson and Mercer, London, range 1 to 100 ohms

Details

Category:
Science Teaching
Object Number:
1983-978
credit:
Mary Datchelor Girls' School