Public domain
Bureau of Engraving. After being sized, the sheets are sent to another room where that are pressed by hydraulic means, counted and sent to be trimmed, Feb. 1940
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineBureau of Engraving. After being sized, the sheets are sent to another room where that are pressed by hydraulic means, counted and sent to be trimmed, Feb. 1940. 1940-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.