(SEPTEMBER 6, 1890. 158 … wane S 23'S. DETROIT THE PHONOGRAPH.—A DETAILED PRATT INSTITUTE, JENKINS BROS. VALVES! description of the new ana improved form of the pho- CAMERA JENKINS BROS,, 71 John St., N. Y.; 105 Milk St. nograph just brought out by Edison. With 8 engrav- Boston; 21 RobRO St} Phila.; 54 Dearborn St.,…
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