| Sources |
- [S64] Missouri Bureau of Vital Records, Missouri Secretary of State, Missouri -- Death Certificates 1910-1975, (https://s1.sos.mo.gov/Records/Archives/ArchivesMvc/ :n.d.), 2 Nov 2025, death certificate 0047516 (1964), Donna Marie Crippen, accessed 02 Nov 2025. (Reliability: 3).
- [S265] Saint John's Church Cemetery (Andrew County, Missouri), Missouri, Andrew County -- Saint John's Church Cemetery (PACT), 2 Nov 2025, Marvin S. Crippen marker, photographed by the PACT project. (Reliability: 3).
- [S64] Missouri Bureau of Vital Records, Missouri Secretary of State, Missouri -- Death Certificates 1910-1975, (https://s1.sos.mo.gov/Records/Archives/ArchivesMvc/ :n.d.), 2 Nov 2025, death certificate 71-0022418 (1971), David Wayne Crippen, accessed 02 Nov 2025. (Reliability: 3).
- [S269] Missouri., Missouri, Buchanan County -- The St. Joseph News-Press Newspaper (Newspapers.com), 3 Nov 2025, "Youth, 19, Drowns at Bedford's Lake of Three Fires," 07 July 1974, p. 1, col. 1; digital images(https://www.newspapers.com/image/561789146 : accessed 02 Nov 2025). (Reliability: 3).
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