Evershed's portable ohmmeter no.20818

Evershed's portable ohmmeter no.20818

Details

Category:
Electricity Supply
Object Number:
1972-89
Materials:
black, rigid plastic, ceramic, copper alloy, felt, glass, lacquered copper alloy, leather handle, mahogany, paper, plastic coated electrical wiring, textile impregnated covering coil, unidentified white metal, unidentified, coated white metal
Measurements:
overall (open): 290 mm x 170 mm x 260 mm, ,
overall (closed): 190 mm x 170 mm x 185 mm, , 3.068kg
credit:
Evershed and Vignoles Limited
status:
Permanent collection

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