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Data sets Publications Expeditions Thesaurus
Leg 57  search
BTDeep Sea Drilling Project
 .IPOD
 ..Leg 57
NTDSDP Site 438
 DSDP Site 439
 DSDP Site 440
RTNorthwest Pacific
SNNW Pacific Ocean. Sites 438-441, near the Japan Trench. Added to Thesaurus in 1981.