Floyds from Texas,Oklahoma and maybe Ark

My Grandfather: Haskell Rodell born 9/30/19 deceased May 17, 1989. Brothers: Talmadge K, Filander or Philander C. (aka. L.C. or Buck)
Sisters:
Esther, Lily, Thelma, Rita, Glenda (died at age 16).
Father: Siminal Garland or just Garland Floyd married to Lona Alice Palmer. Garland had two brothers--Eldon and Thurmond--and three sisters--Nola, Zelma, and Tressie.His fathers name was John Floyd married to Lilly May Gibson.Any information or leads would be appreceiated.