A history of the Catholic Church in the dioceses of Pittsburg and Allegheny

Ancestry.com. A history of the Catholic Church in the dioceses of Pittsburg and Allegheny [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2004.Original data: Lambing, Andrew Arnold,. A history of the Catholic Church in the dioceses of Pittsburg and Allegheny : from its establishment to the present time. New York: Benziger Bros., 1880.