- O.T. Harvey Company1
- Otto & Reynders, NY1
- Parke, Davis, and Company1
- Pierce, E. W.1
- Pratt, N. J., MD (Old Saybrook, CT)1
- Reed and Company1
- Reliance1
- Sartorius Werke1
- Savigney1
- Schessel, Louis, MD1
- Schultz, Thomas; Urologist (1910-1994)1
- Sharp and Smith Manufacturers1
- Skreczko, Charles K.1
- Smith, D. P., MD; Smith, M.1
- Star Compass Company1
- Tarnier, S. (Stéphane) (1828-1897)1
- Terry, J. B. (Hartford, CT)1
- The Halsey Brothers — Chicago Homeopathic Pharmacy1
- Ticknor, Commander Benjamin, MC, USN, MD (Hon. Yale 1836)1
- W. Carter1
Libraries & Collections
- Arts Library
- Bass Library
- Beinecke Library
- Classics Library
- Divinity Library
- Film Study Center
- Fortunoff Archive
- Humanities Collections
- International Collections
- Law Library
- Lewis Walpole Library
- Library Collection Services
- Manuscripts & Archives
- Map Collection
- Marx Science & Social Science Library
- Medical Library
- Music Library
- Sterling Library
- Yale Center for British Art
