John Beal II

FamilySearch contains a copy of the "Biographical Sketch of John Beal," written in his own hand, which confirms his birth date as 10 July 1804. 

(see https://www.familysearch.org/photos/artifacts/8830689?p=10800788&returnLabel=John%20Beal%20II%20(LKVY-264)&returnUrl=https%3A%2F%2Fwww.familysearch.org%2Ftree%2Fperson%2FLKVY-264%2Fmemories )