Public domain
Checking the corn in hills. A cornstalk is placed at every spot where the planter dropped corn to determine whether check row planting is accurate. Monona County, Iowa
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineChecking the corn in hills. A cornstalk is placed at every spot where the planter dropped corn to determine whether check row planting is accurate. Monona County, Iowa. 1940-01-01. Vachon, John. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.