Gorgas Memorial Institute of Tropical and Preventive Medicine. Annual report of Gorgas Memorial Institute, 1933, letter from Gorgas Memorial Institute of Tropical and Preventive Medicine, Inc., transmitting annual report from Gorgas Memorial Institute of Tropical and Preventive Medicine, Inc., covering activities of Gorgas Memorial Laboratory in Panama, with statement of receipts and disbursements, Nov. 1, 1932-Oct. 31, 1933.