| Sources |
- [S259] Missouri., Missouri, Saint Louis County -- The St. Louis Post-Dispatch Newspaper (Newspapers.com), "Patricia Peterson," 7 July 1958, p. 5C, col. 8; digital images : accessed 15 August 2018). (Reliability: 2).
- [S259] Missouri., Missouri, Saint Louis County -- The St. Louis Post-Dispatch Newspaper (Newspapers.com), "Emmett Robert Calllahan," 18 March 1997, p. 5B, col. 2; digital images : accessed 15 August 2018). (Reliability: 2).
- [S261] Missouri, Saint Louis County, Saint Louis -- Saints Peter and Paul Catholic Cemetery, Emmett and Helen Callahan, Section 42, Lot 2922; photographed by Thomas Simpson, 2012. (Reliability: 2).
- [S259] Missouri., Missouri, Saint Louis County -- The St. Louis Post-Dispatch Newspaper (Newspapers.com), "Ervin William Frost," 13 January 1998, p. B5, col. 4; digital images : accessed 18 August 2018). (Reliability: 2).
- [S262] Missouri, Saint Louis County, 1940 U.S. Census Population Schedule, Missouri, Saint Louis County, (https://www.familysearch.org/search/collection/2000219: National Archives and Records Administration, 2012), T627, roll 2151, Luxemburg, enumeration district (ED) 95-188, sheet 1B, p. 2234 (stamped), household 26, Emmett Callahan, accessed 18 August 2018 (Reliability: 2).
- [S259] Missouri., Missouri, Saint Louis County -- The St. Louis Post-Dispatch Newspaper (Newspapers.com), "Helen Anna Callahan," 9 August 1992, p. 5B, col. 3; digital images : accessed 15 August 2018). (Reliability: 2).
|