United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 408
WITNESSES: ATTORffEYS. THE NATIONAL LITHOQRAPHIMO COMPANY. (No Model.) 3 Sheets—Sheet 3. T. A. EDISON. PHONOGRAPH. Patented Jan. 23, 1894. … WITNESSES:
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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