(1) Lou Ella Johnson Martin and William A. Martin, George Darling of Lynn & Marblehead and Some of His Descendants, 1650 to 1920 (Placentia, California: Creative Continuum, 2001).
(2) Charles E. Banks, "Scotch Prisoners Deported to New England by Cromwell, 1651-52" The Essex Genealogist, Vol. 6, No. 1 (1986): 9-15.