Public domain
Forming the back of a plate. This process is known as jiggering. A plaster of Paris mould forms the shape of the face of the plate. Shenango Pottery Works, Newcastle, Pennsylvania
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineForming the back of a plate. This process is known as jiggering. A plaster of Paris mould forms the shape of the face of the plate. 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.
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