Try this web site www.genforum.genealogy.com/brain there are some posting for a Enos Brain.

Jean

This is the message thread you are probably looking for :---

http://www.forum.forest-of-dean.net/index.php?mode=thread&id=837#p842

Dear Jean,

Enos Brain's mother Mary Herbert (bap. 1809) was the sister of my gggg-grandmother Hester Herbert (bap. 1829). They were both daughters of John Herbert and Sarah Mason (married 1809). Mary Herbert married James Brain in 1831. What is your connection to Enos?

Best wishes

James