TY  - GEN
AU  - National Geophysical Data Center
TI  - Marine trackline geophysics, version 4.0 [computer file]
CY  - [s.l.]
KW  - CD-ROM
KW  - GEOLOGY
KW  - GEOPHYSICS -Sea shore
KW  - GEOPHYSICS - Ocean
N1  - U.S. DEPARTMENT OF COMMERCE. NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION (NOAA); 3v. computer optical disks & user's guide included
ER  -