59 Acknowledgments The cooperation of many agencies and persons was necessaryto carry out these surveys successfully. The authors are deeply grateful to many individuals, too numerous to name, for valuable assistance. Manyofficials of the Atomic Energy Commission, particularly Dr. Charles L. Dunham, Dr. H.D. Bruner, and manyoftheir staff of the Division of Biology and Medicine, where most helpful in the coordination of arrangements with various governmental agencies. Weare grateful to the officials of the Depart- Operations furnished an LST, and Capt. H.S. Etter, (MC) USN, acted as Naval liaison officer at Pearl Harbor. At the Naval Medical Research Institute we are deeply grateful to Comdr. I.V. King, (MSC) USN,for his splendid assistance as Navy liaison officer and to Capt. O.E. Van der Aue, (MC) USN, Commanding Officer, for his support. Lt. W.E. Lassiter, USN, and his officers and crew of the Duval County (LST 758) were of great assistance to the team on the 1959 survey. We are also grateful to the Naval Support Activity at Kwajalein for assistance in furnishing necessary ment of the Interior and particularly to the Honorable D.D. Nucker, High Commissioner of the Trust Territory of the Pacific Islands, and his airlifts in the Marshall Islands and to Drs. W.W. Fennel and W'S. Shippey of the Texas Transport Company Hospital there for their willing assistance. out the surveys. Others of the Trust Territory who were particularly helpful include Mr. Maynard Ernest Wynkoop and Mr. Ray Emmens,Office of Test Operations, Atomic Energy Commission, Mr. R.J. Umhoefer; also Dr. A. Hicking, Dr. John Narver Construction Co. in handling andstoring of equipment. Weare grateful to Major Kent T. Woodward, staff for their support and assistance in carrying Neas, District Administrator for the Marshall Islands, andhis assistant, Mr. William White, and Iaman, and Mrs. Ruth Martin of the Marshall Islands Memorial Hospital. The officers and crew of the Trust Territory ship Rogue were most help- ful during the 1960 survey. At Brookhaven National Laboratory contributions were made by manyindividuals in many departments including Medical, Instrumentation and Health Physics, Photography and Graphic Arts, the Shipping section, and others. We are grateful to the following people for their support and advice: Dr. Leland J. Haworth, Director; Dr. Lee E. Farr, Chairman of the Medical De- partment, and others in this departmentincluding Drs. D.D. Van Slyke, E.P. Cronkite, V.P. Bond, _ J.-S. Robertson, R.A. Love, and G.C. Cotzias, and Mr. W.A. Finn, Mr. Clyde Sipe, and Mrs. L.M. Tassinari. Also in the Medical Department we appreciate the assistance of Mr. E.A. Gusmano and Miss R.F. Straub in carrying out measurements and analysis of radionuclides and Mrs. Helen L. Brown for secretarial assistance. In the Instrumentation and Health Physics Department, Dr. J.B.H. Kuper, Chairman, and Drs. R.L. Chase, W. Higinbotham, and R.M. Sugarman gave invaluable assistance in assembling andtesting complex electronic equipment. Asin the past, the Department of Defense, par- c C4 “en ticularly the Departmentof the Navy, contributed mostvitally to the missions. The Chief of Naval Wegreatly appreciate the assistance of Mr. Eniwetok, and their staff and of the Holmes and (MC) USA, andhis colleagues at the Walter Reed ArmyInstitute of Research for advice andassist- ance in radiochemical analysis of urine samples. References 1. Cronkite, E.P. er a., The Effects ofIonizing Radiation on Human Beings: A Report on the Marshallese and Americans Accidentally Exposed to Radiationfrom Fallout and a Discusston of Radtation Injury in the Human Being, U.S. Government Printing Office, Washington, D.C., 1956. 2. Bonn, V.P., Conarp, R.A., Rospertson, J.S., AND Wepk:n, E.A. Jr., Medical Examination ofRongelap People Six Months After Exposure to Fallout, WT-937, Operation Castle Addendum Report 4.1A, April 1955. 3. Cronkite, E.P., Dunnam, C.L., Grirrin, D., McPHERson, 5.D., AND Woopwarp, K.T., Twelve-Month PostExposure Survey on Marshallese Exposed to Fallout Radiation, BNL 384 (T-71), August 1955. 4. Conarp, R.A., Hucains, C.E., CANNon, B., Lowrey, A., anp Ricuarps, J.B., /.4.M.A. 164, 1192-7 (1957). 5. Conarp, R.A., Meyer, L.M., Ratt, J.E., Lowrey, A., Bacu, S.A., Cannon, B., Carter, E., EICHER, M., AND Hecuter, H., March 1957 Medical Survey ofRongelap and Utirtk People Three Years After Exposure to Radtoactive Fallout, BNL 501 (T-119), June 1958. 6. Conarp, R.A. Ev Av., Medical Survey ofRongelap People, March 1958, Four Years After Exposure to Fallout, BNL 534 (T-135), May 1959.