I am happy to share an email from Adam Bradford, one of the foremost authorities on Delmarva [Delaware, Maryland and Virginia] Bradford genealogies, and one who has spear-headed the Bradford DNA project. The email provides some extremely interesting links that I highly advise exploring.
Thanks, Donna. The website link you provided, [http://delmarvabradfords.com/d
This is a summary of the available evidence on my own earliest known ancestor: http://www.delmarvabradfords.
A couple years ago I wrote a little something on the search for my Samuel's origins:http://www.delmarvabradfords.