↑ 1.01.11.2Ancestry.com. 1920 United States Federal Census. (Online publication - Provo, UT, USA: Ancestry.com Operations Inc, 2010. Images reproduced by FamilySearch.Original data - Fourteenth Census of the United States, 1920. (NARA microfilm publication T625, 2076 rolls). Records of the Bureau of the Census, Reco) Year: 1920; Census Place: Mason, Cerro Gordo, Iowa; Roll: T625_483; Page: 2A; Enumeration District: 41; Image: 444.
↑ 2.02.12.2Ancestry.com. 1930 United States Federal Census. (Online publication - Provo, UT, USA: Ancestry.com Operations Inc, 2002.Original data - United States of America, Bureau of the Census. Fifteenth Census of the United States, 1930. Washington, D.C.: National Archives and Records Administration, 1930. T626,) Year: 1930; Census Place: Mason City, Cerro Gordo, Iowa; Roll: 647; Page: 13B; Enumeration District: 24; Image: 950.0; FHL microfilm: 2340382.