Listed as William Ward in the 1940 census (his mother's third husband was William Ward).
A 1966 voter registration form places William Townley Bixler in Honolulu, Hawaii in 1966 (familysearch.org). The 1970 Honolulu phone directory links him to his wife and children, all listed at the same address (ancestry.com). William's 1950 application for military service compensation lists his wife Janet and four children, including the ages of the children indicating they were two sets of twins.