Source Information
Ancestry.com. The story of an Irish sept : the O'Develins of Tyrone [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.Original data: Develin, Joseph Chubb,. The story of an Irish sept : the O'Develins of Tyrone, now represented by the families of Devlin, Develin, Develyn, Develon and Devellen. Lynchburg, Va.: unknown, 1937.
