TABLE I1 NAVIGATION SUMMARY SECTOR A CODE YEAR SHIP DATA CRUISE SOURCE a0604 1971 Atlantis 2 T CR 60 L4 Woods Hole a1076 1980 Atlantis 2 MT CR 107 L6 Woods Hole a2605 1971 Atlantis 2 MT CR 60 L5 Woods Hole a2672 1972 Atlantis 2 GMT CR 67 L2 Woods Hole a2673 1972 Atlantis 2 GMT CR 67 L3 Woods Hole a2674 1972 Atlantis 2 GMT CR 67 L4 Woods Hole a2675 1972 Atlantis 2 GMT CR 67 L5 Woods Hole a2932 1975 Atlantis 2 MT CR 93 L2 Woods Hole a2933 1975 Atlantis 2 MT CR 93 L3 Woods Hole a2934 1976 Atlantis 2 T CR 93 L4 Woods Hole a2935 1976 Atlantis 2 MT CR 93 L5 Woods Hole akk20 1975 Ak Kurchatov G T USSR bmr36 1980 Cape Pillar MT CP-36 BMR Australia ch994 1970 Chain GMT CR 99 L4 Woods Hole cir08 1968 Argo MT Circe L8 Scripps cn152 1973 Chain GMT CR 115 L2 Woods Hole cn153 1974 Chain GMT CR 115 L3 Woods Hole cn154 1974 Chain GMT CR 115 L4 Woods Hole cn155 1974 Chain GMT CR 115 L5 Woods Hole dodo8 1964 Argo MT Dodo L8 Scripps fm014 1979 Fred Moore MT CR 1 L4 U. Texas fm015 1979 Fred Moore MT CR 1 L5 U. Texas ggal0 1966 Gallieni T France ggal1 1968 Gallieni T France ggal2 1968 Gallieni T France ggal3 1969 Gallieni T France ggal4 1971 Gallieni T France ggal5 1972 Gallieni T France ggl25 1972 Glomar Challenger MT DSDP L25 Scripps ggl26 1972 Glomar Challenger MT DSDP L26 Scripps ggl39 1974 Glomar Challenger MT DSDP L39 Scripps ggl40 1974 Glomar Challenger MT DSDP L40 Scripps ggl73 1980 Glomar Challenger MT DSDP L73 Scripps ggl74 1980 Glomar Challenger MT DSDP L74 Scripps inm05 1978 Melville MT Indomed L5 Scripps inm08 1978 Melville MT Indomed L8 Scripps jr119 1987 Joides Resolution MT ODP 119 Texas A & M jr120 1988 Joides Resolution MT ODP 120 Texas A & M ko20a 1975 Ak Kurchatov G 77060003 Int.Grav.Bur.,USSR ko20b 1975 Ak Kurchatov G 77060004 Int.Grav.Bur.,USSR llu16 1963 Argo G T Lusiad L16 Scripps llu9a 1962 Argo G T Lusiad L9a Scripps llu9b 1962 Argo G T Lusiad L9b Scripps lus07 1963 Argo MT Lusiad L7 Scripps lus6b 1962 Argo M Lusiad L6b Scripps lus7d 1963 Argo M Lusiad L7d Scripps mdf26 1981 Marion Dufresne MT France mdf47 1986 Marion Dufresne MT France mmdu0 1973 Marion Dufresne T France mmdu1 1973 Marion Dufresne T France mmdu3 1974 Marion Dufresne T France mn766 1976 Meiring Naude MT South Africa msn4a 1960 Argo GMT Monsoon L4a Scripps G = gravity data, M = magnetics data, T = topography data CR = cruise, L = leg TABLE I1 NAVIGATION SUMMARY SECTOR A CODE YEAR SHIP DATA CRUISE SOURCE rsa72 1972 RSA T South Africa rsa73 1973 RSA T South Africa rsa75 1975 RSA T South Africa rsa76 1976 RSA T South Africa tbd01 1974 T.B.Davie MT Scripps tbd02 1974 T.B.Davie MT Scripps td267 1971 T.B.Davie M CR 267 South Africa td377 1978 T.B.Davie MT CR 377 South Africa td388 1979 T.B.Davie MT CR 388 South Africa td397 1979 T.B.Davie T CR 397 South Africa um66c 1966 Umitaka Maru MT U. Tokyo zap23 1963 Zapiola MT CR 2 L3 Argentina zap24 1963 Zapiola M CR 2 L4 Argentina G = gravity data, M = magnetics data, T = topography data CR = cruise, L = leg