Southwestern Lake Michigan showing locations of Silurian bedrock reefs and fishing reefs

Call Number: 
3312 d5-1
Author: 
James R. Jennings and Robert A. Lambert
Publisher: 
Illinois State Geological Survey
Date: 
1991
Map Description: 
1 map ; 93 x 42 cm.
Notes: 
base map: United States--Great Lakes, Lake Michigan, Waukegan to South Haven, 25th ed. (OCLC 19479291) "LORAN-C overprinted."/ Depths shown by isolines and soundings./ Shipping list no.: 89-141-P./ "Soundings in feet."/ Insets: New Buffalo, Mich. -- Michigan City, Indiana -- Burns International Hbr., Indiana Scale 1:15,000./ Includes chart of low water datum.
Keywords: 
Lake Michigan--bedrock reefs; Lake Michigan--Bathymetry
Holdings: 
Sheet 1 - bedrock reefs Sheet 2 - base map
Scale: 
1:120,000