Ancestry.com. 1840 U.S. Federal Census [database online]. Provo, Utah: MyFamily.com, Inc., 2004. Original data: United States. 1840 United States Federal Census. M704, 580 rolls. National Archives and Records Administration, Washington D.C. Fallowfield, Crawford, Pennsylvania, roll 452, page 361.
Ancestry.com. 1840 U.S. Federal Census [database online]. Provo, Utah: MyFamily.com, Inc., 2004. Original data: United States. 1840 United States Federal Census. M704, 580 rolls. National Archives and Records Administration, Washington D.C. Fallowfield, Crawford, Pennsylvania, roll 452, page 361.