^1910 Census entry for Ellen Bush (age 52, born in Kentucky of Irish immigrants) and family residing at 206 Walcott in Indianapolis. Daughter Elizabeth age 26. Son Michael age 23. Son Owen age 21 born in Indiana employed as a "Ball Player" with the "Detroit Team". Source Citation: Year: 1910; Census Place: Indianapolis Ward 9, Marion, Indiana; Roll: T624_368; Page: 12A; Enumeration District: 0161; FHL microfilm: 1374381. Ancestry.com. 1910 United States Federal Census [database on-line].
^Sources differ as to Bush's date of birth. Sources listing the date as October 8, 1887, include (i) baseball-reference.com, and (ii) findagrave.com. Sources listing the date as October 3, 1887, include (i) United States Social Security Death Index for Owen Bush of Indianapolis (SSN 317-05-4538). Sources listing the date as October 8, 1888, include (i) a World War I Draft Registration Card (showing 10/8/88 date of birth and Indianapolis place of birth) completed by Owen J. Bush, residing at 207 Alcott in Indianapolis, height "short", working as a ball player in Detroit, and (ii) a World War II Draft Registration Card (showing 10/8/88 date of birth and Indianapolis place of birth) completed by Owen Joseph Bush of Indianapolis.
^1920 Census entry for Ellen Bush (age 62, born in Kentucky) and family residing at 207 N. Walcott in Indianapolis. Son Michael (age 34). Son Owen (age 32) born in Indiana employed as a "ball player". Source Citation: Year: 1920; Census Place: Indianapolis Ward 9, Marion, Indiana; Roll: T625_454; Page: 5B; Enumeration District: 167; Image: 233. Ancestry.com. 1920 United States Federal Census [database on-line].