https://data.ngdc.noaa.gov/platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1/MB/?C=N;O=A
Index of /platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1/MB
https://data.ngdc.noaa.gov/platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1/MB/?C=M;O=A
Index of /platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1/MB
https://data.ngdc.noaa.gov/platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1/
Index of /platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1
index of
https://data.ngdc.noaa.gov/platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1/MB/?C=S;O=D
Index of /platforms/ocean/ships/marcus_g._langseth/MGL1801/multibeam/data/version1/MB