Public domain
This is the exit end of a pug mill which prepares the plastic clays used in forming various articles of chinaware. Shenango Pottery Works, Newcastle, Pennsylvania
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineThis is the exit end of a pug mill which prepares the plastic clays used in forming various articles of chinaware. Shenango Pottery Works, Newcastle, Pennsylvania. 1941-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.