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Scientific American, Vol. 57, No. 27 (December 1887) (1887)
leaf 7
of six consecutive hours. The pounding and thumping fections of tone, the half tones and modulations even, wheels. The arm which carries the diaphragms is pro- noticed in the first dock trial of her engines disappeared being faithfully reproduced. The perfect performance vided with a turning tool… … © 1887 SCIENTIFIC AMERICAN, INC.Patents · Railroad · Machine · Patented · Scientific American · Phonograph · Perspective view · Hot water · Electric light · Ground glass · American railroad · Sturtevant mill · Sewing machine · War ship · Floor plans
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