The Great Migration Begins: Immigrants to New England 1620-1633, Volumes I-III (Online database: NewEnglandAncestors.org, New England Historic Genealogical Society, 2002). Garrett Haddon's will references a bequest to Mary Rawlins, his granddaughter.
This source cites David Webster Hoyt, The Old Families of Salisbury and Amesbury, Massachusetts, 3 vols. (Providence, R.I., 1897-1919)