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[Roller-skate patents] (1861)
United States. Patent Office · [Washington, D.C. : U.S. Patent Office] · leaf 280
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J. FORSYTH. Roller-Skate. No. 200,186. Patented Feb. 12, 1878. M&1. … JZg.5. :h. Jff, •.-4. Mt. WITNESSES : ATTORNEYS. ^PETERS, PHOTO-UTHOGRAPHER, WASHINGTON, D C.Roller skates · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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