Robuta

https://catalog.data.gov/dataset/interpretation-of-the-distribution-of-pleistocene-fluvioglacial-gravelly-sand-deposits-on- Department of the Interior - Interpretation of the distribution of Pleistocene fluvioglacial... These data orginate from interpretations of seismic reflection and sidescan-sonar data. The derivative data are in an ESRI shapefile, polygon vector format and... department of the interiorinterpretationdistributionpleistocene