found: His The women blues of Champion Jack Dupree. [Phonodisc] 1961.
found: Nite, N.N. Rock on almanac, 2nd ed.: p. 529 ("Champion" Jack Dupree; blues pianist; d. 1-21-1992)
found: All music guide WWW site, Mar. 23, 2006 (Champion Jack Dupree; b. July 23, 1909, New Orleans, LA, d. Jan. 21, 1992, Hanover, Germany; blues pianist)
found: Gaylord Music Library necrology file WWW site, Mar. 23, 2006 (Dupree, "Champion" Jack; William Thomas Dupree; b. 1909 [1 source], b. July 4, 1910 [1 source], d. Jan. 21, 1992, at 82)
found: Enc. of pop. mus., 3rd ed. (Dupree, Champion Jack; b. William Thomas Dupree, July 4, 1910, New Orleans, La., d. Jan. 21, 1992)
found: Santelli, R. Big book of blues, 2001 (Dupree, Champion Jack; b. William Thomas Dupree, July 23, 1909, New Orleans, La., d. Jan. 21, 1992, Hanover, Germany)
found: Enc. of the blues, 2006 (Dupree, Champion Jack; b. July 23, 1909 or July 4, 1910, New Orleans, La., d. Jan. 21, 1992, Hanover, Germany)
found: Info. converted from 678, 2012-10-02 (b. 7/4/10)
notfound: RootsWeb.com WWW site, Social Security death index, Mar. 23, 2006