Holding Institution
- Ohio State University488
- Princeton University5,314
- Providence Public Library7
- Rochester Institute of Technology67
- Rutgers University123
- Saint Louis University66
- Science History Institute11
- Smith College11
- The Huntington Library, Art Museum, and Botanical Gardens422
- The Nelson-Atkins Museum of Art36
- University of California, Berkeley473
- University of California, Davis32
- University of California, Riverside13
- University of Chicago402
- University of Dayton9
- University of Kansas240
- University of Missouri244
- University of Oregon83
- University of Pennsylvania4,189
- University of Vermont7