Institution
Rutgers University
University of Pittsburgh
6
University of Pennsylvania
4
Temple University
3
Bryn Mawr College
2
Pennsylvania State University
2
The New School
2
Bucknell University
1
Dickinson College
1
Drew University
1
Duquesne University
1
Haverford College
1
Indiana University of Pennsylvania
1
La Salle University
1
Marshall University
1
New York University
1
Saint Joseph's University
1
State Library of Pennsylvania
1
West Virginia University
1