James Smithson Bicentennial Celebration, by Unknown, 1965, Smithsonian Archives - History Div, To commemorate the 200th anniversary of the birth of James Smithson, founding donor of the Smithsonian Institution, a three day celebration was held September 16, 17, 18, 1965. The event included an academic procession. From left to right: Theodore W. Taylor, Assistant to the Secretary, Smithsonian Institution; Chief Justice Earl Warren, Chancellor, Smithsonian Institution; and S. Dillon Ripley, Secretary, Smithsonian Institution. An honor guard marches behind the three gentlemen. A portion of the Smithsonian Institution Building is visible in the background..