English, c.1900, with ivorine* plaque 'Brady & Martin Ltd Newcastle Upon Tyne' polished oak base with large vulcanite covered secondary coil, vulcanite insulators to adjustable spark gap, 32cm wide
* early celluloid plastic
Sold for £56
Result including buyers premium
English, c.1900, with ivorine* plaque 'Brady & Martin Ltd Newcastle Upon Tyne' polished oak base with large vulcanite covered secondary coil, vulcanite insulators to adjustable spark gap, 32cm wide
* early celluloid plastic
Auction: Cameras & Scientific Instruments, 30th Jan, 2025