| Sources |
- [S30] Missouri., Missouri, Buchanan County -- The St. Joseph News-Press NOW Newspaper (Online), (http://newspressnow.com:), "Marion E. Tritten," 28 October 2014, online archives (https://www.newspressnow.com/obituaries/marion-e-tritten/article_f986bc08-acd8-574c-a8da-97e5516e2b3f.html : accessed 28 Sep 2022). (Reliability: 3).
- [S353] Helena Cemetery (Andrew County, Missouri), Missouri, Andrew County -- Helena Cemetery (PACT), John and Nadine Tritten marker, photographed by the PACT Project. (Reliability: 3).
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