Institución
Muhlenberg College
263
Lehigh University
204
West Virginia University
135
State Library of Pennsylvania
97
Bucknell University
14
Temple University
11
University of Pittsburgh
10
Ursinus College
7
Pennsylvania Western University
4
Villanova University
3
University of Pennsylvania
2
Commonwealth University of Pennsylvania
1
Duquesne University
1
Indiana University of Pennsylvania
1
Marshall University
1
Moravian University
1
New York University
1
Pennsylvania State University
1