Institution
West Virginia University
288
Rutgers University
203
Pennsylvania State University
112
Lehigh University
90
State Library of Pennsylvania
66
University of Pennsylvania
44
University of Pittsburgh
39
Bucknell University
32
Temple University
31
Villanova University
26
Montclair State University
21
Muhlenberg College
21
Drexel University
12
Marshall University
11
Carnegie Mellon University
9
West Chester University
8
Commonwealth University of Pennsylvania
7
Dickinson College
5
Indiana University of Pennsylvania
5
New York University
4
Rowan University
3
East Stroudsburg University
2
Lafayette College
2
Ursinus College
2
Bryn Mawr College
1
Franklin and Marshall College
1
Gettysburg College
1
Lebanon Valley College
1
Pennsylvania Western University
1
Slippery Rock University
1
Widener University
1