1. Davis CM. Readings in the geography of Michigan. Ann Arbor, Michigan: Ann Arbor Publishers; 1964.
2. Veatch JO. Soils and land of Michigan. Lansing: The Michigan State College Press; 1953.
3. Graff GP. The people of Michigan: a history and selected bibliography of the races and nationalities who settled our state. State library occassional paper no. 1. East Lansing: Michigan Department of Education, Bureau of Library Services; 1970.
4. Branch EE. History of Ionia County Michigan: her people, industries, and institutions: with biographical sketches of representative citizens and genealogical records of many of the old families. Indianapolis: B.F. Bowen & Company, Inc.,; 1916.
5. Tower P. The journey of Ionia’s first settlers. Mich Pioneer Hist Scoeity Collect. 1897;28:145–8.