^Caleb Johnson, Sue Allan and Simon Neal, "The English Origin and Kinship of Mayflower Passengers William White and Dorothy (May) Bradford of Wisbech, Cambridgeshire," The American Genealogist, 89-2(April 2017):81-94 and 89-3(July 2017):168-188.
^Caleb H. Johnson, The Mayflower and Her Passengers (Indiana: Xlibris Corp., copyright 2006 Caleb Johnson), pp. 246-247
^Eugene Aubrey Stratton, Plymouth Colony: Its History and People, 1620-1691, (Salt Lake City: Ancestry Publishing, 1986), pp. 25, 405, 412
^Nathaniel Philbrick, Mayflower: A story of Courage, Community and War (New York: Viking, 2006), p. 104