Public domain
Untitled photo, possibly related to: Casing and pump rod before the final filling with sand and gravel. Ridge well project, St. Marys County, Maryland
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineUntitled photo, possibly related to: Casing and pump rod before the final filling with sand and gravel. Ridge well project, St. Marys County, Maryland. 1941-01-01. Collier, John, Jr., Collier, John. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.