细节
A vulcanite-cased induction coil,
with spark contacts, raised on two shaped ebonised supports from the mahogany plinth base, with lacquered-brass maker's plate engraved Ateliers Ruhmkorff T,, Carpentier Ingr. Constr. Paris, with vulcanite-insulated copper switch, brass contacts, feeder bands, on four rectangular pad feet -- 24in. (62.8cm.) wide
See Colour Illustration
with spark contacts, raised on two shaped ebonised supports from the mahogany plinth base, with lacquered-brass maker's plate engraved Ateliers Ruhmkorff T,, Carpentier Ingr. Constr. Paris, with vulcanite-insulated copper switch, brass contacts, feeder bands, on four rectangular pad feet -- 24in. (62.8cm.) wide
See Colour Illustration