Table 1.

Table T1. Sources of cruise data used in our geophysical compilations. (Continued on next page.)

Cruise	Bathymetry	Magnetics	Gravity	Seismic reflection
SOEST, University of Hawaii
MAH03			X
MAHI7007	X
MAHI7008	X
MAHI7004	X	X	X
KK7603	X
MCH7901	X
MCH7903	X
MCH8101	X
MCH8102	X
MCH8103	X
MCH8104	X
KK8203	X	X	X	A
KK8205	X
KK8206	X
MW8517	SW	X	X	A
MW8601	X
MW9004	X
MW9005	X
MW9108	X
MW9204	SW	X	X	D
MW9303	X
MW9304	SW	X	X	D

LDEO, Columbia University
C1007	X	X	X	A
V2407		X	X	A
V2408	X	X	X	A
V2813	X			A
V3313	X	X	X	A
EW9203	SW	X	X	M
EW9510	SW	X	X	M

Woods Hole Oceanographic Institute
CH100L08	X	X	X

U.S. Geological Survey
L782SP	X	X
L941SP			X
L944SP			X
L984SP			X

Scripps Institute of Oceanography
NOVA04AR	X
ERDC04WT	X
PPTU06WT	X	X
DSDP21GC	X
DSDP30GC	X	X
NOVA02HO	X
LUSI05HO	X
DSDP31	X

Texas A&M University
ODP133JR		X

U.S. Government
BB12B	X	X		A
PM061		X

Australian Bureau of Mineral Resources
TAPIN	X	X		A
BMR5A	X	X	X	D
BMR14	X		X	D
Russia
DME18			X
VI49	X		X

France, Orstom
AUS318	X	X		M
AUS4	X	X

University of Tokyo
KH6804-D	X
KH7104	X	X	X