Here us what I have found on your line:
William Daniel Raker b. 25 Feb 1851, Illinois d. 25 Dec 1937, Ada, Pontotoc, Oklahoma married Martha "Mattie" Smith b. 5 Oct 1863 Fort Smith, Sebastian Arkansas d. 24 Dec 1958 Cordell, Washita, Oklahoma (they had seven children of which Thelma Gustava Raker was the last child b. 14 Mar 1904, Ada, Pontotoc, Oklahoma d. 8 Sep 1999 Modesto, Stanislaus, California. She married (1827 in Oklahoma)to Carl Raymond Clark b. 18 May 1888 in Texas d. 14 Oct 1975 Modesto, Stanislaus,California. The had three children: (1) Raymond Edward Clark b. 14 Feb 1929 Pampa, Gray, Texas d. 31 Octt] 2003 Modesto, Stanislaus, California (Do not know who he married) (2) Donald Wayne Clark b. 14 Feb 1938 Texas d. 3 Oct 1991 Los Angeles California (3) Another son whose name I do not know. Thelma also married William Roger Epperson b. 1910 26 Apr 1978 Clark County, Nevada.
I am not kin to these folks...just trying to help out...if you was me to do a more thorough search please send me your own pedigree of vital information so I can work backwards. I do have some other sources that I can search out.
Earl L. Jones firstname.lastname@example.org