Inside Out Library
[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 576
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S/no OCtC^^^i^, -^ i CO. PHOTO-LIT (No Model.) No. 532,718. J. BROICH. PHONOGRAPH. 4 Sheets—Sheet 3. Patented Jan. 15, 1895. I … Tni/^^^^^^Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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