I saw your post when researching my GGG Grandmother, Elender O'Bannon Creek. I am also a direct descendent of George O'Bannon.
Elender O'Bannon & Radford Creek,
daughter Sara Ann Creek & Canada Blankenship
daughter America Jane Blankenship & William Cunnigan Wingo
daughter Anona Frances Wingo & Charley E. Henninger
son Delmer W. Henninger & Lois L. Martin
daughter DeEtte Michelle Henninger
I would love to share anything. Is the book you mentioned available?
my e-mail is firstname.lastname@example.org