Public domain
Untitled photo, possibly related to: After the chopped olives have been pressed twice for removal of oil, the remaining cake goes through this drying machine; next, the "soap" oil is extracted by means of a solvent. Strathmore, California
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineUntitled photo, possibly related to: After the chopped olives have been pressed twice for removal of oil, the remaining cake goes through this drying machine; next, the "soap" oil is extracted by mean. 1942-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.