1. William Osler at work on "The Principles and Practice of Medicine" at Johns Hopkins Hospital Publication: Produced: [ca. September 1891] Archival Collection: The William Osler Papers (Profiles in Science)
2. William Osler at work on "The Principles and Practice of Medicine" at Johns Hopkins Hospital Publication: Produced: [ca. July 1891] Archival Collection: The William Osler Papers (Profiles in Science)