The following data is extracted from Genealogy and Biography of Ontario County, New York.
Edward. son of William (2) Clayton, was born in Chichester, Pennsylvania, about 1690, died about 1760. He married, February 25. 1713, Anna, daughter of James Whitaker. He resided at Bradford on the southwest side of the village of Marshallton, Pennsylvania. The Friends Meeting House was built on part of his homestead. Children: John; Elizabeth; Hannah, married Robert Green; William, born 1728, died April 16, 1814, married Abigail, daughter of Henry Woodward: Sarah, married Isaac Spachman; Susanna; Joshua, mentioned elsewhere.
Source: Genealogy and Biography of Ontario County, New York