In the 1870 US Census for Township 21 Range 2 and 3, Sumter County, Alabama the family of Wyatt Barnum was enumerated as follows:
Dwelling #669; Family #669
Barnum, Wyatt; 27: M; Black; Farm laborer; b. Virginia; Cannot read or write; Male citizen of US of 21 years of age and upwards
Barnum, Seley; 22; F; Black; Housekeeping; b. Alabama; Cannot read or write
Barnum, Emily; 8; F; Black; b. Alabama
Barnum, Aley; 3; F; Black; b. Alabama