= Marshallese dental practitioner examining teeth as part of medical survey, Rongelap, 1960. Party given by medical team at conclusion of annual survey, Rongelap, 1970. 5 0 G l; | Rongelap people entertaining medical team at feast 0 5 after examinations, Rongelap, 1971. Copra being carried ashore. Copra production is the chief source of incomein the Marshall Isiands.