Holding Institution
- Rutgers University49
- Bryn Mawr College48
- Saint Louis University41
- Wellesley College40
- Conception Abbey and Seminary39
- California State Library35
- The Nelson-Atkins Museum of Art33
- University of California, Davis28
- Vassar College22
- Grolier Club17
- General Theological Seminary15
- New York Academy of Medicine8
- University of Dayton8
- Newberry Library & Western Michigan University7
- Jewish Theological Seminary of America6
- Science History Institute6
- Providence Public Library3
- American Academy in Rome2
- Columbia University Rare Book & Manuscript Library2
- University of California, Riverside2