from various sources to 1984 ; Prepared and published by the Defense Mapping Agency, Hydrographic/Topographic Center. "OMEGA." Depths shown by isolines and soundings. "Soundings in meters." "Copyright restrictions of the country of origin continue to exist." Includes compilation diagram. Map No. 26050. This map is part of a collection of scanned and georeferenced nautical charts produced by the National Geospatial-Intelligence Agency (NGA).
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