CC0 · no rights reserved
Steelyard
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
Patent model for Seth E. Winslow, “Balance or Scale-Beam,” U.S. Patent 1,708 (July 31, 1840).
National Museum of American History’s own descriptionCredit lineSteelyard. 1840. Winslow, Seth E.. National Museum of American History. CC0.
