Chart, Navigational
General Chart of the Great Lakes
One navigational chart entitled, "General Chart of the Great Lakes," that was compiled and published by the U.S. Lake Survey, Corps of Engineers, U.S. Army. The chart (No. 0) is a polyconic projection and is drawn at a scale of 1:1,200,000. It shows all of the Great Lakes region from Duluth, Minnesota, to Sorel, Quebec on the St. Lawrence River. Land areas are shaded in pale yellow. Lake areas are shown in white and light blue depending upon water depths which are shown in fathoms. Distances are given in statute miles. Lines of latitude and longitude are shown in black. Principal lighthouses are also noted.
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Chart, Navigational
General Chart of the Northern and Northwestern Lakes
Chart, Navigational
General Chart of the Northern and Northwestern Lakes,
Including New York State Canals and Lake Champlain
