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- [S119333037] Ancestry.com, Iowa, State Census Collection, 1836-1925, (Ancestry.com Operations, Inc.).
- [S119332500] Ancestry.com, 1930 United States Federal Census, (Ancestry.com Operations Inc), Year: 1930; Census Place: Lake, Humboldt, Iowa; Roll: 659; Page: 5B; Enumeration District: 0014; Image: 444.0; FHL microfilm: 2340394.
- [S119332468] Ancestry Family Trees, (Online publication - Provo, UT, USA: Ancestry.com. Original data: Family Tree files submitted by Ancestry members.), Ancestry Family Tree.
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