Some info that may be of help to you.WorldConnect Family Trees (a free site) has info submitted:George Fredrich Boltz III b. 18 June 1854 MD, died 1940 OK; wife Mary Hester Miller b. 18 Nov. 1853 KY on plantation near Cynthia;married Sept. 1874;6 children listed: Jennie, Charles A., Fredrick, Louie, Annie and Albert, all b. MO.
In 1880 the family is in Greene Co. MO;in 1900 in Dallas Co. MO;in 1910 in Oologah, Rogers Co. OK.
Hope this helps in your research.The WorldFamily tree info was submitted back in 2001, submitter "unknown" with an email address listed for "unknown".