All information per death certificate: Son of Frank M. Hefner (This is Francis.) and Matilda. (This would be Matilda S. Key.) Husband to Myrtle Lee Milling. Death certificate records burial/cremation/removal to Mineral Wells, Texas.
Andrew and Myrtle had three children: Lanelle Kit Carson Revvie Lee.
He was a masseur and had a hotel/hospital in Texas as well as Roswell, New Mexico. He was call "Dr. Hefner".