Holding Institution
- Rutgers University53
- Wellesley College45
- Saint Louis University44
- Conception Abbey and Seminary39
- Bryn Mawr College38
- Cornell University37
- University of Rochester37
- California State Library36
- Fordham University31
- University of California, Davis28
- The Nelson-Atkins Museum of Art26
- Buffalo & Erie County Public Library24
- Vassar College18
- Grolier Club16
- General Theological Seminary13
- Smith College11
- New York Academy of Medicine10
- Newberry Library & Western Michigan University7
- Burke Library at Union Theological Seminary6
- Providence Public Library4