Institution
Temple University
233
West Virginia University
121
Pennsylvania State University
84
Rutgers University
75
State Library of Pennsylvania
47
University of Pennsylvania
45
Lehigh University
40
University of Pittsburgh
33
Bucknell University
29
Villanova University
20
Montclair State University
18
Ursinus College
18
Muhlenberg College
16
Commonwealth University of Pennsylvania
13
New York University
13
Lafayette College
9
Pennsylvania Western University
8
Widener University
8
Marshall University
7
Millersville University
6
Swarthmore College
6
Carnegie Mellon University
5
Rowan University
5
Slippery Rock University
5
King's College
4
Seton Hall University
4
The New School
4
Thomas Jefferson University
4
West Chester University
4
Bryn Mawr College
3
Dickinson College
3
Drexel University
3
Duquesne University
3
Franklin and Marshall College
3
Haverford College
3
Mercyhurst University
3
East Stroudsburg University
2
Gettysburg College
2
Marywood University
2
Moravian University
2
Washington and Jefferson College
2
Allegheny College
1
Chatham University
1
Elizabethtown College
1
Indiana University of Pennsylvania
1
La Salle University
1
Lycoming College
1
Saint Joseph's University
1
West Liberty University
1
Westminster College
1