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Patent Model of an Apparatus for Copying Writing
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 a printing frame for paper stencils; the invention was granted patent number 211877.
National Museum of American History’s own descriptionCredit linePatent Model of an Apparatus for Copying Writing. ca 1879. De Zuccato, Eugenio. National Museum of American History. CC0.