↑Military:
"U.S., World War II Draft Registration Cards, 1942"
The National Archives At St. Louis; St. Louis, Missouri; Record Group Title: Records of the Selective Service System; Record Group Number: 147 Ancestry Sharing Link - Ancestry Record 1002 #1288709 (accessed 10 April 2022)
Name: Ernest Earl Ballard; Gender: Male; Race: White; Birth Date: 17 Apr 1887; Birth Place: Monroe City, Indiana, USA; Residence Place: Kings, New York (City), USA; Military Draft Date: 1942; Next of Kin: Grant Suiter.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKPC-F66 : accessed 10 April 2022), Ernest Ballard in household of George Ballard, Harrison, Knox, Indiana, United States; citing enumeration district (ED) ED 56, sheet 2A, family 36, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 360; FHL microfilm 1,374,373.
"Indiana, World War I, Enrollment Cards, 1919," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QPCZ-HWFP : 3 September 2019), Ernest E Ballard, 22 Jul 1918; citing Military Service, Indianapolis, Marion, Indiana, United States, Indiana State Archives, Indianapolis; FHL microfilm 008069055.
"United States, Veterans Administration Master Index, 1917-1940," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:QP8H-7K4Q : 3 September 2021), Ernest Earl Ballard, 11 Dec 1918; citing Military Service, NARA microfilm publication 76193916 (St. Louis: National Archives and Records Administration, 1985), various roll numbers.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:X765-GWN : accessed 10 April 2022), Earnest E Bellard in household of Edward I Lueck, Brooklyn (Districts 0751-1000), Kings, New York, United States; citing enumeration district (ED) ED 905, sheet 3A, line 35, family 56, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1491; FHL microfilm 2,341,226.
"United States Census, 1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:KQ1N-MJD : 7 January 2021), E E Ballard, Brooklyn, New York City, New York, United States; citing enumeration district (ED) 24-10A, sheet 84A, line 7, family , 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 2547.