The record of the Rev. John Roan's Congregation of Derry, Paxtang and Mt. Joy (1745-1775) includes Samuel and Alexander McCorkle, Montgomerys and Alexanders. (Would there be any burials for a Thomas Adair ? )
Was there a Wm Adair, (cousin of Mr. Duncan) who left a will c.1763 in VA associated with Mr. Hay. Wm Adair emigrated c.1740 with Duncans, and his dau. Sarah Adair m. Keys ?
Lancaster Co. PA Wills (FHL film 21,352 index) B-227: James Duncan, Derry Twp, 25 Oct. 1751, wit. John Duncan, Joseph Hays. 22 March 1758, the exec. named in the will having renounced, letters of admin. granted to Jane Duncan, widow of deceased, and John Campbell.
B-479: Aug.1760, Jean Duncan, Derry Twp, Lancaster Co, widow. To (Rev.?) John Roan one shirt cloth off the June web. Exec: John Steel & Patrick Hays. Wit. Andrew Roan, Hugh Hays. Proved:9 Sep 1765 (FHL film 21,354)