Source Information

Ancestry.com. Adam W. Snyder and his period in Illinois history, 1817-1842, 2nd Edition [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2004.
Original data: Snyder, John Francis,. Adam W. Snyder and his period in Illinois history, 1817-1842. Virginia, Ill.: E. Needham, 1906.