In our Bitner tree book,we have Durwood Bitner listed and Woodrow Bitner but not their children. Cousin Una Bitner/Webb is researching our family and she has written our Bitner Tree Book. She is still selling them. I am Descended from Henry "Alfred" and Susan Johnson/Bitner Their son Samuel Clark Bitner and Elizabeth E. Sanders/ Bitner,and their son Samuel Elkins Bitner and Lula Frances Spillers/Bitner. Samuel and Lula Frances Bitner were my great Grandparents. Cousin Una would be "delighted" to find you and have your family information.Perhaps she could help you find the rest of the information you need.?