Shirley - where did you find this reference on Wm Adair?Below is what the VA GenWeb site has for Wm Adair's will:
Augusta County, VA - Will Book 3, Abstracts (From "Chalkley's Chronicles of the Scotch-Irish in Virginia")
Page 294.--17th October. 1763. William Adair's will--Daughter, Sarah Keys; to Roger Keys; to John Keys; to Saml. Keys; to Benj. Keys; to Sarah Keys; to Margaret Keys; to Wm. Wilson, Ann Poage, Nancy Wilson, the note of James Park, the money due by David Dredan; to Alex. McMolan; to Wm. McMolan; to William Wolson; to Ann Poage and Easter 81 McMolan, Easter McMolan Poage, Ann Poage Baxter; to John Rays, whom I appoint executor. "Wolison on ye Sacrament." Executors, Roger Keys. Teste: John Paul, Sarah Keys, Margt. Keys. Proved, 15th November, 1763, by the witnesses. Executor qualified, with John Paul.