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Patent Model of a Book-sewing Machine
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This patent model demonstrates an invention for various improvements to David Smyth's book sewing patents of 1868 and 1869; the invention was granted patent number 151507.
National Museum of American History’s own descriptionCredit linePatent Model of a Book-sewing Machine. ca 1874. Parkhurst, Edward G.. National Museum of American History. CC0.