Hope this helps more than what I've seen on there. It does pay to use your google more too, but people do forget that. Ellen Ballas Look up the Mayflower Society Headquarters in Plymouth, Massachusetts & write to them to see how to get the info on the group this person belonged to. The address is Winslow & North Sts., Plymouth, MA, Ph. 508-746-2590. The have a very nice museum, library & headquarters there. It can be visited. He would have had to have provided the proof to his ancestor through his grandparents going back to belong. I have not joined because of other circumstances, but mine is William White & his family, who came on the ship. I join in to him through the Wheeler line connection. The lines have been proven from the ancestor through the fifth generation down & published in books. It is the sixth generation that causes most people their problem in collecting the proof. Of course some lines did die out. Other well established genealogical organizations that require proof in a specific way for membership besides the National Society Daughters of the American Colonists & the National Society Daughters of the American Revolution are: The Colonial Dames XVII Century Colonial Governors Ancient & Honorable Artillery The PA Huguenot Society