Catalog https://www.ngdc.noaa.gov/thredds/catalog/global/catalog.xml?dataset=globalDatasetScan/ETOPO1_Bed_g_gmt4.nc

Dataset	Size	Last Modified
`ETOPO1_Bed_g_gmt4.nc`	`933.5 Mbytes`	`2010-09-22T15:16:30Z`

PacIOOS TDS at Pacific Islands Ocean Observing System (PacIOOS) see Info
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