English, c.1900, unsigned the secondary coil with vulcanite separator and supported on wooden uprights, on large French polished mahogany base with brass lacquered terminals, tall upright insulators to ball conductors at front, untested, 71cm wide
English, c.1900, unsigned the secondary coil with vulcanite separator and supported on wooden uprights, on large French polished mahogany base with brass lacquered terminals, tall upright insulators to ball conductors at front, untested, 71cm wide
Auction: The Collectors Sale, 29th Jun, 2022