United States--Great Lakes, Lake Superior

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Bibliographic Details
Corporate author / creator:	National Ocean Survey.
Imprint:	Washington, D.C. : U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey
Description:	online resource (maps) : col.
Language:	English
Subject:	Nautical charts -- Superior, Lake. Nautical charts. Navigation. Superior, Lake -- Navigation. Lake Superior.
Cartographic data:	Scale 1:600,000 at lat. 47⁰30ʹN. ; Mercator proj. (W 92⁰20ʹ--W 84⁰20ʹ/N 49⁰10ʹ--N 46⁰00ʹ).
Format:	E-Resource Map U.S. Federal Government Document
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/8508194
Related Items:	Continued by: United States--Great Lakes, Lake Superior

Hidden Bibliographic Details
Varying Form of Title:	Lake Superior
Frequency:	Irregular
Date / volume:	Began with 3rd ed., Dec. 4, 1976; ceased with 5th ed., May 9, 1981.
Notes:	"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. "Formerly LS 9M, 1st ed., July 1970." Numbering realigned 1974 to conform to a new uniform US numbering system for all navigation charts. Description based on: 3rd ed., Dec. 4, 1976; title from title screen (viewed on Sept. 16, 2011). Final issue consulted.
GPO item no.:	0191-B-16 (online)
Govt.docs classification:	C 55.418/7:14961/

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