Ship-based Trackline Geophysical Data (MGD77) acquired during the Vema expedition V3402 (1977)

This data set was acquired with a ship-based Echosounder Sonar, Magnetometer, and Gravimeter during Vema expedition V3402 conducted in 1977 (Chief Scientist: Dr. Marcus Langseth). These data files are of MGD77 format and include Magnetic Field, Gravity Field, and Singlebeam Bathymetry data and were processed after data collection.