Portrait of Randall at approximately 26 years old.

Portrait of Randall at approximately 26 years old.

Portrait of Osler at approximately 40 years old, a subject in the "Original Faculty of Medicine" mural located in Shriver Hall.

Portrait of Crew at approximately 27 years old.

Portrait of Bell at approximately 25 years old.

Candid photograph of Osler at approximately 40 years old, focused on his hands.

Portrait of Sato at approximately 26 years old.

Portrait of Levermore at approximately 27 years old.

Portrait of Holcomb at approximately 30 years old.

Portrait of Ramage at approximately 28 years old.