Any information here? I have hit a complete brick wall!

Lula Mae Caldwell born in MS in 1939. Her parents were Thomas Caldwell(b. 1919) and Beatrice Heaven (b. 1911) from Humphreys, MS

Thomas's parents were Thomas (b. 1891) and Eula Howard (b. 1900) They resided in Humphreys, MS as well.

Beatrice's parents were James (b. 1888) and Bettie (b. 1889) Heaven. They resided in Noxubee, MS

Any information would be helpfull!!