Institution
West Virginia University
46
Pennsylvania State University
36
State Library of Pennsylvania
24
University of Pittsburgh
24
Rutgers University
21
Temple University
20
Lehigh University
18
Villanova University
16
University of Pennsylvania
14
Drew University
12
Ursinus College
9
New York University
8
Muhlenberg College
7
Commonwealth University of Pennsylvania
6
Marshall University
4
Montclair State University
4
Bryn Mawr College
3
Franklin and Marshall College
3
Lafayette College
3
Eastern University
2
Gettysburg College
2
Indiana University of Pennsylvania
2
King's College
2
Mercyhurst University
2
Pennsylvania Western University
2
Seton Hall University
2
Slippery Rock University
2
Swarthmore College
2
West Chester University
2
Allegheny College
1
Bucknell University
1
Carnegie Mellon University
1
Chatham University
1
Dickinson College
1
Duquesne University
1
Gannon University
1
La Salle University
1
Lebanon Valley College
1
Marywood University
1
Point Park University
1
Robert Morris University
1
Rowan University
1
Saint Joseph's University
1
Thomas Jefferson University
1
University of Scranton
1
Westminster College
1