Source Information
Ancestry.com. The Curfman-Kurfman-Corfman-Korffmann genealogy [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.Original data: Curfman, Robert Joseph,. The Curfman-Kurfman-Corfman-Korffmann genealogy. Denver: Priv. print., 1971.
