21. John Gorham Format: Photographs Collection: Artwork and Artifacts Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
22. New Experiments Upon Vipers Creator: Charas, Moyse, 1619-1698 Collection: Rare Books and Journals Date: 1677 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
23. A Plea for Roger Format: Documents Collection: Rare Books and Journals Date: 1874 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
24. Satirical engravings Creator: Williams, Charles, active 1797-1830 Collection: Artwork and Artifacts Date: 1823 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
25. La singolare dottrina Creator: Zonca, Vittorio, approximately 1580-; Ogilby, John, 1600-1676. Collection: Rare Books and Journals Date: 1560 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
26. Boylston Street building Collection: Manuscripts and Archives Date: 1889 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
