Hydrograph of monthly mean level of Lake Michigan-Huron since 1947, measured at Harbor Beach, Michigan (after U.S. Department of Commerce, Lake Survey Center - NOAA)

Call Number: 
3310 y-1 Folded - F
Author: 
Jean I. Larsen
Publisher: 
Illinois State Geological Survey
Date: 
1973
Map Description: 
1 chart ; 8 x 26 cm
Notes: 
Original for figure 8, Circular 481
Keywords: 
Hydrograph - Lake County Hydrograph - Lake Michigan
Added Entries: 
Illinois State Geological Survey Circular 481

 

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