I. II. IIIT. IV. V. VI. EXTERNAL GAMMA RADIATION GROSS ACTIVITY A. Land Plants B. Marine Organisms and Birds C. Soils D. Water RADIOCHEMICAL ANALYSIS INTERNAL CONTAMINATION OF ANIMALS RESIDUAL ACTIVITY IN PACIFIC OCEAN - Operation Troll RETURN OF RONGELAPESE A. Physical Status of Rongelapese B. External Gamma Dose Rates on Rongelapese Atoll C. Food Supply D. Additional Considerations OFFICIAL USE ONLY