Portrait of Martin at approximately 30 years old.

Portrait of Ginsberg at approximately 22 years old.

Portrait of Ebaugh at approximately 35 years old.

Candid photograph of President Wilson at 63 years old standing in an open car after arriving in Milan, Italy.

Individuals pictured include President Woodrow Wilson, David Lloyd George, Vittorio Emanuele Orlando, and Georges Clemenceau.

Portrait of Voss at approximately 27 years old in South African military uniform.

Portrait of Voss at approximately 27 years old in Royal Air Force uniform.

Portrait of Thayer at approximately 55 years old, a subject in the "Original Faculty of Medicine" mural located in Shriver Hall.

Portrait of Stewart at approximately 50 years old.

Portrait of Schulze at approximately 20 years old.