Details
An improved magneto-electric machine,
the brass and steel mechanism with leather driving band and magnet, with maker's instruction label signed R. KING LITHO SHEFFD, complete with accessories, in mahogany case -- 9in. (24.8cm.) wide; a rare fluorescent screen by Griffin 22 Garrick St London; and a collection of twelve x-ray photographic plates (A Lot)
the brass and steel mechanism with leather driving band and magnet, with maker's instruction label signed R. KING LITHO SHEFFD, complete with accessories, in mahogany case -- 9in. (24.8cm.) wide; a rare fluorescent screen by Griffin 22 Garrick St London; and a collection of twelve x-ray photographic plates (A Lot)