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[Roller-skate patents] (1861)
United States. Patent Office · [Washington, D.C. : U.S. Patent Office] · leaf 448
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(No Model.) 2 Sheets— Sheet 2. B. G-OB.NALL. PEDO MOTOE. No. 246,755, Patented Sept. 6, 1881. … irig. <J2t£e&t>i True G-Tubor: vLttXss N PETERS. Ptioto-Lilhographor. Washington. 0 CRoller skates · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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