'I have no doubt that the family in Massachusetts was founded by David Badcock, who ... was probably father of George Badcock and Robert Badcock, both of Milton, and possibly father of James Badcock, ... Margaret, wife of Henry Leland of Sherborn, seems to have been sister of George and Robert Badcock ...' (The book contains some additional arguments in support of these theories.)
↑ based on estimated birth years of his probable and possible children
