Institution
West Virginia University
22
Lehigh University
12
Commonwealth University of Pennsylvania
11
Rutgers University
11
Villanova University
11
Drew University
10
Duquesne University
10
State Library of Pennsylvania
7
Muhlenberg College
4
New York University
4
Pennsylvania State University
4
University of Pittsburgh
4
Bucknell University
3
Temple University
2
Lafayette College
1
Marshall University
1
Montclair State University
1
West Chester University
1