Details
An induction coil,
(8 volts/4 amps), by Griffin and George Limited, with nickel-brass fittings, vulcanite insulators, mounted on mahogany plinth base -- 12.5/8in. (32.1cm.) wide; and a Crookes' pattern cathode ray tube, on wood stand -- 13in. (33cm.) wide (C) (2)
(8 volts/4 amps), by Griffin and George Limited, with nickel-brass fittings, vulcanite insulators, mounted on mahogany plinth base -- 12.5/8in. (32.1cm.) wide; and a Crookes' pattern cathode ray tube, on wood stand -- 13in. (33cm.) wide (C) (2)