Institution
Philadelphia Archdiocesan Historical Research Center (PAHRC)
136
University of Notre Dame
101
Marquette University
54
Catholic Theological Union
39
Loyola University Chicago
36
University of Dayton
25
Barry University
9
Catholic University of America
9
Seton Hall University
5
Boston College
4
College of the Holy Cross
3
University of San Diego
3
DePaul University
1
Fontbonne University
1
Loyola Marymount University
1
Sisters of Charity, BVM
1
St. Norbert College
1
Villanova University
1