EDINBURG — The great, great grandson of Henry Clay Davis, a famous Texas Ranger, will present about his ancestor during the Sunday Speaker Series program, “The Legendary Henry Clay Davis in Early Texas,” at the Museum of South Texas History Feb. 9 at 2 p.m. L. Michael “Mike” Davis is the great, great grandson of Henry Clay Davis. He created a booklet with the goal of telling his ancestor’s story to his family, and other history enthusiasts. Using Dick D. Heller Jr.’s manuscript, “The Story of Henry Clay Davis,” Mike Davis will discuss the life of the former Texas ranger, frontier ...