Candid photograph of Muller, Nitze, and Perez de Cuellar dressed in academic robes, conversing in the Garrett Room before the 1989 Commencement ceremony.

Candid photograph of Muller and Perez de Cuellar dressed in full academic robes under the Commencement tent shaking hands.

Candid photograph of Muller and Nitze dressed in academic robes during Commencement exercises. Muller is standing at the podium with Nitze to his right.

Candid photograph of United Nations Secretary-General Perez de Cuellar, standing at the podium delivering the commencement address.

Portrait of Yates at approximately 60 years old.

Portrait of Yates at approximately 60 years old.

Portrait of Yates at approximately 60 years old.

Portrait of Saccone at approximately 50 years old in his office.

Portrait of Hershey at approximately 45 years old.

Portrait of Prentice at approximately 39 years old.