My info came from Jane Evans Best, Bear book. A very noted researcher. Right now my book with a lot of info in it is still in storage. Right now I am not able to get into it. Getting better but not able to lift anything heavy.
I don't have anything on your line omly this:Anna Barbera b. 4 May 1724, m: Casper Walter. Here are some things I picked up my book of Deed Abstracts:
A115-Abraham Bear & w Frany:X Leacock Tp, morg to Patrick Carigan of Leac. tp 200 pounds 113a-Leac. tp adj: lands of:Casper Walter. Abraham Bear, John Johnson, Henry Carpenter, Also 97a-Leacock tp: Abraham Bear, Henry Carpenter, Casper Walter.
B84 Charles Hicks of Bucks Co. mor-to Peters & Lardner 18 pounds 6 pence 100a loc: Casper Walters, Robert Cruncleton, Wm. McGaw
M468Abraham Bear of Leacock Tp to James Hamilton of Phila. 309 pounds 113a Leacock tp adj: Casper Walter, Abraham Bear other land John Johnson, Henry Carpenter, Casper Walter(whichwere patented 12 Jan 1748 to Abraham Bear)
I haven[t heard of the ones you mention.There are other Bears in Janes book.They didn't pertain to my Bear line and yours. Iwoul like to have your line .