State of Wisconsin base map /

Main Author: Geological Survey (U.S.)
Format: Map
Language: English
Published: Washington, D.C. : The Survey, 1968.
Physical Description: 1 map ; 54 x 53 cm.
Subjects:
Item Description: Relief shown by spot heights.
Source data: Geological Survey topographic maps, Corps of Engineers topographic maps.
Includes "Population Key."
Physical Description: 1 map ; 54 x 53 cm.