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Aaron W. Hempleman's 1876 School Desk and Seat Patent Model
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
Aaron W. Hempleman from Philadelphia, Pennsylvania, received a U.S. patent for an improved school desk. Patent no. 177835 was issued on May 23, 1876.
National Museum of American History’s own descriptionCredit lineAaron W. Hempleman's 1876 School Desk and Seat Patent Model. 1876. Hempleman, Aaron W.. National Museum of American History. CC0.