Public domain
Crushing rock at a quarry for road work. Dixon Springs pasture and erosion demonstration project. Robbs, Illinois
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineCrushing rock at a quarry for road work. Dixon Springs pasture and erosion demonstration project. Robbs, Illinois. 1936-01-01. Mydans, Carl. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.