Institution
West Virginia University
3,093
Bucknell University
88
Pennsylvania State University
83
Rutgers University
65
Villanova University
44
Lehigh University
34
University of Pittsburgh
28
State Library of Pennsylvania
19
Drexel University
16
Carnegie Mellon University
12
Temple University
12
University of Pennsylvania
9
Commonwealth University of Pennsylvania
7
New York University
7
Montclair State University
6
Thomas Jefferson University
6
Dickinson College
3
Indiana University of Pennsylvania
3
Franklin and Marshall College
2
Gettysburg College
2
Lafayette College
2
Pennsylvania Western University
2
La Salle University
1
Marshall University
1
Muhlenberg College
1
Rowan University
1
Saint Joseph's University
1