Institución
Philadelphia Archdiocesan Historical Research Center (PAHRC)
80
University of Notre Dame
48
Loyola University Chicago
16
University of Dayton
12
Marquette University
11
Catholic Theological Union
9
Barry University
6
Catholic University of America
6
Seton Hall University
5
University of San Diego
3
Boston College
2
College of the Holy Cross
1
Loyola Marymount University
1