Many of the dates in the Thomas Sealy entry in Annie Morse Cilley's book are cited on the Internet in %u2018The Cilley Pages.' On the home page for the %u2018The Cilley Pages', at the left there is a heading "Major Lines" for links to surnames. Click on the link for the %u2018Cilley' surname. One paragraph states:

The actual immigrant ancestor that the [Cilley] line is descended from is not entirely clear but both have come to America in the 17th century from England. Jonathan P. Cilley suggested in "The Cilley Family" published ca. 1878 in Rockland, Maine, that our immigrant ancestor was Captain Robert SEALY and Richard N. Cilley [father of Mark Cilley, who is the developer and maintainer of %u2018The Cilley Pages'] suggests in "History and Genealogy of the Cilley Family 1550-1984" that our immigrant ancestor was Thomas, whose father was Andrew, son of Richard of Stoke-in-Teignhead.

Scrolling to the bottom of this Web page brings you to a picture of Annie Cilley's book. Three paragraphs down from the paragraph quoted above, there are links to %u2018Thomas' and to %u2018Benoni.' Click on the link to %u2018Thomas' and you are at the entry for Thomas CILLEY / SEALY. The source [S257] listed in %u2018The Cilley Pages' is Annie Cilley's book.