Inside Out Library
[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 596
t:Atz:arj^hey. S PETERS CO, PHOTO-UTHO. WASHINCTOM. 0. C (No Model.) No. 534,543, 4 Sheets—Sheet 2. E. BERLINER. GRAMOPHONE. Patented Feb. 19, 1895. … z<?>?<P6!6e<5Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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