Balance sheet of the Yerkes Laboratories of Primate Biology, Orange Park Florida) to the board of scientific directors of the Yerkes Laboratories of Primate Biology unrestricted income.
Letter from Henry W. Nissen (Assistant Director, Yerkes Laboratories of Primate Biology, Orange Park Florida) to the board of scientific directors of the Yerkes Laboratories of Primate Biology.
20th annual report of the Yerkes Laboratories of Primate Biology, covering July 1, 1951 to June 30, 1952 prepared by Lashley, Dr. K.S. (Director, Yerkes Laboratories of Primate Biology)
Letter from Dr. K.S. Lashley (Director, Yerkes Laboratories of Primate Biology, Orange Park Florida) to the board of scientific directors of the Yerkes Laboratories of Primate Biology.