Need help finding parents of William Merrell md. Dollie Smith
1940 census,TX.,Harris county,Houston
W.M. Merrell age 46 born TX
Dollie age 33 born OK
Bobbie age 15 born TX real name Robert Franklin
Ellen age 4 married LeRoy Watkins
Ellie age 4 both born texas
Billy Ann dau. age 2 born OK
Frank age 3/12 born TX
Would appreciate any help finding more information on this family ~ Especially interested in their parents.