found: Ball n' chain [SR] p1989:label (Big Mama Thornton) container (Willie Mae Thornton)
found: Worth, F.L. Elvis, 1992:p. 197 (Thornton, Willie Mae; blues singer; b. 12-11-1926, Montgomery, Ala.)
found: All music guide WWW site, July 24, 2006(Big Mama Thornton; b. Willie Mae Thornton, Dec. 11, 1926, Montgomery, AL, d. July 25, 1984, Los Angeles, CA)
found: Encyclopedia of African American History, 1896 to the Present: From the Age of Segregation to the Twenty-first Century, accessed April 21, 2015, via Oxford African American Studies Center database:(Thornton, Willie Mae; Big Mama; blues musician, singer; born 11 December 1926 in Montgomery, Alabama, United States; joined Sammy Green's Hot Harlem Revue, a touring company in Georgia; signed with Peacock Records (1951); became nationally known after recording “Hound Dog,” a song written especially for her (1953); performed at Monterey Jazz Festival in California (1966 and 1968); wrote and recorded “Ball 'n' Chain” (1968) which sold well for her, but became a hit for Janis Joplin; released two albums for Mercury Records; appeared at Kool Newport Jazz Festival (1983); died 25 July 1984 in Los Angeles, California, United States)