Details
APPS, London
A 12-volt induction coil, with lacquered-brass, vulcanite and ivory fittings, on mahogany base with makers label App's, 433 Strand, London, Patent No. 971 -- 17½in.(44.5 cm.) wide
A 12-volt induction coil, with lacquered-brass, vulcanite and ivory fittings, on mahogany base with makers label App's, 433 Strand, London, Patent No. 971 -- 17½in.(44.5 cm.) wide
Further details
See illustration