Son of Herbert Getchell Cooper and Bertha A Durham
Born ca. 1902 in [Philadelphia], Pennsylvania

Assistant-in Father's Business, 1920; Stock Clerk-Grocery Store, 1930

Lanier's age in the census records: in 1910, age 8; in 1920, age 18; in 1930, age 29.

1910 - U.S. Census, Pennsylvania, Philadelphia Co., Philadelphia, Ward 36, E.D. 871, Sheet No. 9A [=122], 209-216, 1926 Wharton St., 20 Apr 1910
1920 - U.S. Census, Pennsylvania, Philadelphia Co., Philadelphia, Ward 36, E.D. 1250, Sheet No. 4B [=62 verso], 73-73, 1932 Wharton St., 06 Jan 1920
1930 - U.S. Census, Pennsylvania, Philadelphia Co., Philadelphia, Ward 36, E.D. 51-118, Sheet No. 9A [=221], 138-156, 1932 Wharton St., 09 Apr 1930