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Patent Model of a Milling Machine for Printers' Chases
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 milling machine for dressing printers’ chases. The invention was granted patent number 201780. The sides and ends of chases were dressed by revolving cutters, avoiding any need for hand finishing.
National Museum of American History’s own descriptionCredit linePatent Model of a Milling Machine for Printers' Chases. ca 1878. Hartnett, Richard W.. National Museum of American History. CC0.