Rare Books
Directions and instructions for thoroughly understanding and operating Edison's phonographs : and the general principles governing all talking machines
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Edison primary batteries formerly known as Edison-Lalande : for stationary and portable gas engines, slot machines, fan motors, railroad and mine signals, phonographs, sewing machines, x-ray outfits, electro-medical use, telephone, fire and burglar alarm systems, and all other classes of work
Rare Books
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