Institution
Lehigh University
5,801
Drew University
300
Lafayette College
101
Rutgers University
25
New York University
12
State Library of Pennsylvania
12
University of Pittsburgh
7
West Chester University
4
Haverford College
2
Philadelphia Museum of Art
2
Bucknell University
1
Muhlenberg College
1
Pennsylvania Western University
1
Seton Hall University
1
Temple University
1
Villanova University
1
West Virginia University
1