(en) United States. Bureau of the Census; Leon Edgar Truesdell, Fifteenth Census of the United States : 1930 : Population, U.S. Government Print. Office, (lire en ligne), p. 365
(en) Tom Savage, A Dictionary of Iowa Place-Names, Des Moines, University of Iowa Press, , 380 p. (ISBN978-1-58729-759-5, lire en ligne), p. 223