EarthWorks Geospatial Catalog

United States--Great Lakes, Lake Ontario / Coast Survey ; Canada, Hydrographic Service.

"LORAN-C overprinted." Depths shown by isolines and soundings. "Depths in meters." "Hydrography and topography by the National Ocean Service, Coast Survey, with additional data from the Corps of Engineers, Geological Survey, U.S. Coast Guard, and Canadian authorities. This chart was developed within the framework of international specifications in cooperation with the Canadian Hydrographic Service." Shipping list no.: 2006-0004-S. Includes source diagram, location diagram of large scale charts, and table of low water datum for Lake Ontario.
U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, Coast Survey ;
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