An improved magneto-electric machine,

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)

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