Massachusetts and More Genealogy Blog: Edward Gray and Mary Winslow and Dorothy Lettice of Plymouth, Mass.
Massachusetts Genealogy, With a Focus on Mayflower Families & Other Early Settlers of Plymouth & Barnstable Counties
Royal Descents of 600 Immigrants to the United States, by Gary Boyd Roberts, Genalogical Publishing Co, 2008
This book affirms Constant's parents to be as Geni has them--Edward Southworth and Alice Bradford and his great grand...
People: Ens. Constant Southworth
759. The Ancestry of Ensign Constant and Captain Thomas Southworth of Plymouth and Duxbury, Massachusetts, by Frederi...