Public domain
Soil erosion in the cornfield on William Keefe's farm in Benton County, Indiana. Note subsoil, and gradation to fertile topsoil from left to right. This county has the best soil in the state. This field has been in hay or pasture six out of the last sixteen years; the slope at this point in the fiel
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineSoil erosion in the cornfield on William Keefe's farm in Benton County, Indiana. Note subsoil, and gradation to fertile topsoil from left to right. This county has the best soil in the state. This fie. 1937-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.