Hole: 438A		Leg: 57		Location: Japan Trench (NW Pacific)
DLIS File: 57-438A_1.dlis ( LDEO Inv. # 124) Data recorded by Schlumberger. Digitized in 2004.
Logs			File Name	Start Depth	Stop Depth	Direction	Run Type	Comments
BHC/GR			bhc_gr_m	1560	2437	UP	Main
BHC/GR			bhc_gr_r	2300	2400	UP	Repeat
DLL/GR			dll_gr_m	1669	2425	UP	Main
DLL/GR			dll_gr_r	2318	2418	UP	Repeat
FDC/CNL/GR			fdc_cnl_gr_m	1665	2438	UP	Main
FDC/CNL/GR			fdc_cnl_gr_r	2335	2437	UP	Repeat
HRT			hrt	1500	2430	DOWN
Hole: 439		Leg: 57		Location: Japan Trench (NW Pacific)
DLIS File: 57-439_1.dlis (LDEO Inv. #/NGDC Inv. # SLOG004) Data recorded by Schlumberger. Incomplete dataset.
See tape 439_57_2.dlis.
Logs			File Name	Start Depth	Stop Depth	Direction	Run Type	Comments
FDC/CNL/GR/DLL/SP/BHC/TEMP			EDIT.001	2770.6	1597.2	UP		File corrupted
FDC/CNL/GR/DLL/SP/BHC			EDIT.002	2666.1	1665.9	UP		Incomplete dataset.
Hole: 439		Leg: 57		Location: Japan Trench (NW Pacific)
DLIS File: 57-439_2.dlis (LDEO Inv. # 208) Data recorded by Schlumberger. Digitized in 2004. See tape 439_57_1.dlis.
Logs			File Name	Start Depth	Stop Depth	Direction	Run Type	Comments
FDC/CNL/GR			fdc_cnl_gr_r	2490	2615	UP	Repeat
HRT			hrt	1600	2625	DOWN
GR			gr(dll)_m	1755	2620	UP	Main	from DLL/SP/GR
DLL/SP/GR			dll_sp_gr_r	2490	2620	UP	Repeat
GR			gr(bhc)_m	1663	2770	UP	Main	from BHC/GR
GR			gr(bhc)_r	2587	2768	UP	Repeat	from BHC/GR
Hole: 440B		Leg: 57		Location: Japan Trench (NW Pacific)
DLIS File: 57-440B_1.dlis (LDEO Inv. # 200) Data recorded by Schlumberger. Digitized in 2004.
Logs			File Name	Start Depth	Stop Depth	Direction	Run Type	Comments
MCD/GR			mcd_gr_1	4510	5270	UP	Pass 1	BHC failed.
BHC			bhc_p2	4627	5263	UP	Pass 2	Only BHC recorded.
BHC/MCD/GR			bhc_mcd_gr_r1	5098	5290	UP	Repeat 1
BHC			bhc_r2	5000	5262	UP	Repeat 2	No GR and MCD on blueprints.
FDC/CNL/GR			fdc_cnl_gr_m	4507	5284	UP	Main
FDC/CNL/GR			fdc_cnl_gr_r	5185	5290	UP	Repeat
HRT			hrt	5000	5262	DOWN
Hole: 441A		Leg: 57		Location: Japan Trench (NW Pacific)
DLIS File: 57-441A_1.dlis (LDEO Inv. # 48/NGDC Inv. # SLOG10) Data recorded by Schlumberger. Incomplete dataset.
See tape 57-441_2.dlis.
Logs			File Name	Start Depth	Stop Depth	Direction	Run Type	Comments
FDC/GR			EDIT.001	6230.11	5635.75	UP	Main	Repeat run missing.
FDC/GR			EDIT.002	6223.1	5655.41	UP	Main	same as EDIT.001?
Hole: 441A		Leg: 57		Location: Japan Trench (NW Pacific)
DLIS File: 57-441A_2.dlis (LDEO Inv. # 211 ) Data recorded by Schlumberger. Digitized in 2004. Also see tape 441_57_1.dlis.
Logs			File Name	Start Depth	Stop Depth	Direction	Run Type	Comments
FDC/GR			fdc_gr_r	5940	6225	UP	Repeat