Institution
West Virginia University
56
University of Pittsburgh
45
Pennsylvania State University
39
Muhlenberg College
35
Lehigh University
24
Duquesne University
21
Widener University
21
State Library of Pennsylvania
20
Temple University
20
Drexel University
19
University of Pennsylvania
19
Rutgers University
16
Montclair State University
12
Marshall University
10
Bucknell University
7
Pennsylvania Western University
5
Villanova University
4
New York University
2
Commonwealth University of Pennsylvania
1
Seton Hall University
1