l878np.m77t - MGD77 data file for field activity L-8-78-NP in Northern Pacific from 09/29/1978 to 10/07/1978
Single-beam bathymetry, gravity, and magnetic data along with transit satellite navigation data was collected as part offield activity L-8-78-NP in Northern Pacific from 09/29/1978 to 10/07/1978, http://walrus.wr.usgs.gov/infobank/l/l878np/html/l-8-78-np.meta.html
These data are reformatted from space-delimited ASCII …