Son of Daniel Robert Jackson and Elizabeth G Harmon
Born ca. Oct 1919 in [Bridgeton, Cumberland Co.], New Jersey

John's age in the census records: in 1920, age 2/12; in 1930, age 10.
In 1930 John resided in the household of Hollie and Helen (Harmon) Saunders. Helen was his half-sister.

1920 - U.S. Census, New Jersey, Cumberland Co., Bridgeton City, Ward 2, E.D. 134, Sheet No. 1B [=40 verso], 8-9, 41 Grove St., 06 Jan 1920
1930 - U.S. Census, New Jersey, Cumberland Co., Upper Deerfield Twp., E.D. 6-57, Sheet No. 2B [=242 verso], 47-47, 15 Apr 1930