1966 Press Photo Dr. Hill of Delta Regional Primate Center with African monkey

Set-up for stressing monkeys is an experimental project at Tulane University's Delta Regional Primate Research Center is shown by its originator, Dr. Charles W. Hill, head of research at the center. The cage of this African green monkey is filled with bent metal objects which the animal's movements. Mental stress produced by this uncomfortable cage and other distractions was found by Tulane scientists to interfere with immune reactions with protect against disease.

Photo is dated 1966.

Photo measures 10 x 8.25 inches.