- [S28] 1930 U.S. Census.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XQ26-KWP : accessed 27 November 2020), Lawrence Rudeen, Richland Township, Saunders, Nebraska, United States; citing enumeration district (ED) ED 31, sheet 6A, line 25, family 123, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1292; FHL microfilm 2,341,027.
- [S30] 1940 U.S. Census.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K9MG-TBD : 26 November 2019), Lawrence F Rudeen, Richland Election Precinct, Saunders, Nebraska, United States; citing enumeration district (ED) 78-32, sheet 6A, line 2, family 114, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 2263.
- [S259] Evangelical Covenant Church Records, Covenant Archives and Historical Library; Chicago, Illinois, USA; Swedish American Baptisms, Marriages, Deaths, and Burials; Parish: Evangelical Covenant Church; CAHL Film: 339; SSIRC Film: 48740_I601641.
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