Institution
University of Pennsylvania
143
Pennsylvania State University
19
University of Pittsburgh
11
Lehigh University
10
Rutgers University
7
New York University
5
Lafayette College
4
State Library of Pennsylvania
3
Temple University
3
Bucknell University
2
Commonwealth University of Pennsylvania
2
Haverford College
2
Millersville University
2
West Chester University
2
Bryn Mawr College
1
Cairn University
1
Duquesne University
1
Indiana University of Pennsylvania
1
Marshall University
1
Montclair State University
1
Muhlenberg College
1
Philadelphia Museum of Art
1
Saint Francis University
1
Swarthmore College
1
West Virginia University
1