Duke University Archives:
Duke University Day Tree Planting Ceremony, 1946
Duke University Archives:
Duke University Day Program, December 1931
Duke University Archives:
Tree Planting on Duke Day, December 11, 1937
Duke University Archives:
Tree Planting on Founders' Day, 1950
Duke University Archives:
Dr. Samuel DuBois Cook Receives University Medal, Founders Day, December 1993