CC0 · no rights reserved
Patent Model of a Paper-Ruling 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 a paper-ruling machine which was granted patent number 42418. The invention produced both feint lines (ruled) and down (striker) lines (blank spaces where the pens were lifted from the paper).
National Museum of American History’s own descriptionCredit linePatent Model of a Paper-Ruling Machine. ca 1864. Town, Edward. National Museum of American History. CC0.
