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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 674

An illustration from [Graphophone patents], 1878, leaf 674
^f 1^5^ jsr … F\Go.Q, ^^ Z I 1^ e fvto f ANDRCW e&flAHAM PMOTOUTHO WASHtNGTOK OC ;No Model.) 2 Sheets—Sheet t L. S. ROBINSON. PEDAL APPARATUS FOR CONTROLLING RECORDING ANDREPRODUCING APPARATUS OF PHONOGRAPHS. PatentedJune 23, 1896 No. 562,664

Phonograph · Patents

Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.

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