In case you might want these...
Dolores Phillips (first cousin to the actor Dan Blocker) m. Rufus Merrill Laurence, Jr. b. 1920 (TX).
Thomas Phillips m. 5-19-1803 Susannah Edwards, b. 1778. She is the dau. of John Edwards b. 1748 and Susannah Wroe b. 1748.
Amaranth Lowndes Phillips m. Matthew Gayle b. 2-17-1797. He was from SC. His parents are John Gayle, Jr. and Nancy Whitehead. Her parents are Joseph Philllips and Patsy Hall. Children are: Phillip Heustis, Ameranth, John, Zena Ray, Mary Arthur, Francis Swepstone, and George Washington.
They all go through the George Washiington lines. Either through Augustine or Mildred.
I am sending this because I share a few of your surnames and maybe it will help you in some way.
Best of Luck,