"John Craighead, the youngest son of Rev. Thomas Craighead, was born in Ireland, previous to his father's removal to New England [in 1715], and was married to Rachel R. _____. After residing for a time in Philadelphia, as a merchant, he removed to Cumberland County, Pa., in 1742, and purchasing a large tract of land from the Shippens (who were agents of the Penns), four miles south of Carlisle, on the Yellow Breeches Creek ... he contined to reside upon it, and improve and cultivate it until his death." [1]
[1] James Geddes Craighead, The Craighead Family: A Genealogical Memoir of the Descendants of Rev. Thomas and Margaret Craighead (Philadelphia, 1876), 52, [InternetArchive], [GoogleBooks], [HathiTrust].