In the 1850 US Census for Greene County, Alabama the family of Augustus Barnum was enumerated as follows:
Household #1051; Family #1051
Barnum, Augustus; 40; M; Physician; real estate $3,000; b. Tenn
Barnum, Aley; 24; F; b. Tenn
Barnum, David; 7; M; b. AL
Barnum, Augustus K.; 2; M; b. AL
Sawyer, Sarah G.; 53; F; b. NC
Terry, Frances B.; 50; F; b. NC
Molory, James S.; 31; M; Clergyman; b. DC
Molory, Fannie; 1; F; b. AL
He died of Yellow Fever.