Great Lakes ice cover, winter 1971-74
By: R.A. Assel ; Limnology Division.
Contributors: Lake Survey Center.
Series: NOAA technical memorandum ; NOS LSC D 6
Publisher: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, Lake Survey Center
Published: 1974
Place of publication: Detroit, Mich
Language: eng
Number of pages: 46
Subjects: Ice on rivers, lakes, etc. -- Great Lakes.
Notes: Chiefly maps.