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|All Authors / Contributors:||
Chalmer L Cooper
|Notes:||At head of title: State of Illinois, Dwight H. Green, governor. Dept. of registration and education, Frank G. Thompson, director. Division of the State geological survey, M.M. Leighton, chief, Urbana ...|
|Description:||101  p. incl. 14 pl., tables. 25 cm.|
|Series Title:||Illinois State Geological Survey.; Report of investigations|
|Responsibility:||by Chalmer L. Cooper. printed by authority of the state of Illinois.|