Ammeter model 45 no.457 by the Weston Electrical I

Made:
1900-1919 in Newark
maker:
Weston Electrical Instrument Company

Ammeter model 45 no.457 by the Weston Electrical Instrument Co., Newark, N.J., U.S.A., moving-coil precision type, scaled 0-0.5A date c. 1910

Details

Category:
Electricity and Magnetism
Object Number:
1985-678
credit:
Christie's South Kensington Limited