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[Roller-skate patents] (1861)
United States. Patent Office · [Washington, D.C. : U.S. Patent Office] · leaf 144
"VmW SWs, 117329 Patented JUL251871 tW-*,. u.3. ^\ … JfM: WsLcffiZS ^^$7r/xlmf AM PHOTO-LITHOGRAPHIC CO. NY, iOSB0RV£ S PROUSS.)Roller skates · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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