Public domain
Tower of Dubuque County court house and city hall in background. Dubuque, Iowa
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineTower of Dubuque County court house and city hall in background. Dubuque, Iowa. 1940-01-01. Vachon, John. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.