"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKR8-46J : accessed 7 March 2022), Dozois Ingersoll in household of John S Ingersoll, Richmond Ward 8, Wayne, Indiana, United States; citing enumeration district (ED) ED 202, sheet 2A, family 19, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 388; FHL microfilm 1,374,401.
1 "Indiana Marriages, 1811-2019," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:V6RT-WVF : 31 December 2021), Edward Dezois Ingersoll and Josie Allen, 08 Sep 1913; citing Jay, Indiana, United States, Marriage License, Indiana Commission on Public Records, Indianapolis; FHL microfilm 004714934.
"Indiana, World War I, Enrollment Cards, 1919," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QPZF-LGZG : 3 September 2019), Edward Dozios Ingersoll, 10 Dec 1917; citing Military Service, Richmond, Wayne, Indiana, United States, Indiana State Archives, Indianapolis; FHL microfilm 008069067.
2 "Indiana Marriages, 1811-2019," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XX1N-K2Q : 31 December 2021), Edward D Ingersoll and Mabel Travis, 12 Nov 1919; citing Fayette, Indiana, United States, Marriage License, Indiana Commission on Public Records, Indianapolis; FHL microfilm 004540441.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XHM8-2NB : accessed 7 March 2022), Edward D Ingersol, Connersville, Fayette, Indiana, United States; citing enumeration district (ED) ED 6, sheet 19A, line 23, family 484, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 586; FHL microfilm 2,340,321.