Institution
Pennsylvania State University
639
West Virginia University
396
Temple University
312
Rutgers University
301
Lehigh University
299
Muhlenberg College
297
Bucknell University
237
Villanova University
217
Duquesne University
142
Drew University
124
University of Pittsburgh
118
Commonwealth University of Pennsylvania
108
Widener University
100
Marshall University
96
State Library of Pennsylvania
68
University of Pennsylvania
65
New York University
33
Seton Hall University
24
Haverford College
16
Drexel University
15
Montclair State University
10
Swarthmore College
9
Lafayette College
8
Rowan University
6
Carnegie Mellon University
4
West Chester University
3
Dickinson College
2
Washington and Jefferson College
2
Allegheny College
1
Gettysburg College
1
Indiana University of Pennsylvania
1
King's College
1
La Salle University
1
Millersville University
1
Pennsylvania Western University
1
Robert Morris University
1
Saint Joseph's University
1
Thomas Jefferson University
1
Ursinus College
1
York College of Pennsylvania
1