CIAOWSY WIYSLWN LOW ADWAldd Netfishing at Rongelap, 1959. Marshallese dental practitioner examining teeth as part of medical survey, Rongelap, 1960. Party given by medical team at conclusion of annuai survey, Rongelap, 1970. Rongelap people entertaining medical team at feast after examinations, Rongelap, 1971. | Elderly Marshallese male, 1965. Copra being carried ashore. Copra productionis the chief source of income in the Marshall Islands.