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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 538

An illustration from [Graphophone patents], 1878, leaf 538
W. H. MILLER. PHONOGRAPH. APPLICATION FILED OOT. 21, 1911. Patented Aug. 25, 1914. 1,108,208. f^l … Frtf ftOWRIS fFTFRS CO PHOTO I • 111ft . WASH I Nt. IOH, O C

Phonograph · Patents

Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.

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