United States--Great Lakes, Lake Superior /

Bibliographic Details
New Title:	United States. National Ocean Service. United States--Great Lakes, Lake Superior
Corporate Author:	National Ocean Survey
Format:	Government Document Map Serial
Language:	English
Published:	Washington, D.C. : U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey.
Subjects:	Nautical charts > Superior, Lake. Superior, Lake > Navigation.
Online Access:	https://purl.fdlp.gov/GPO/gpo12781

Description
Published:	Began with 3rd ed., Dec. 4, 1976; ceased with 5th ed., May 9, 1981.
Item Description:	"LORAN-C overprinted." Depths shown by isolines and soundings. Relief shown by hachures and spot heights. "Soundings in feet and fathoms." Includes table of low water datum for Lake Superior. Electronic resource.
Physical Description:	online resource (maps) : color
Publication Frequency:	Irregular