संस्थान
Temple University
7
New York University
6
Rutgers University
6
University of Pittsburgh
6
Indiana University of Pennsylvania
4
Pennsylvania State University
4
University of Pennsylvania
4
Lafayette College
3
Swarthmore College
3
West Virginia University
3
Drew University
2
Gettysburg College
2
Montclair State University
2
State Library of Pennsylvania
2
Carnegie Mellon University
1
Dickinson College
1
La Salle University
1
Pennsylvania Western University
1
Saint Joseph's University
1
Ursinus College
1
Westminster College
1