Scientific American. [Fepruary 18, 1893. 112 … EMPERED [ IMPRESSION A EXTER SION SPRING AS PEGIAL indorsed by over Anybody can operate it. ke Catalo; CO., | of Paireng is of message. tion, with absolute certain inty of connections. Wires of any ama ee tverie out, from a few Portable machines, wires, ‘or temporary LIFE SAVING DEVICES. — A COL…
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