Illinois mineral industry in 1950 /

Bibliographic Details
Main Author:	Voskuil, Walter H. (Walter Henry), 1892-
Format:	Book
Language:	English
Published:	Urbana, Ill. : State Geological Survey, 1952.
Series:	Report of investigations (Illinois State Geological Survey) ; 158.
Subjects:	Mineral industries > Illinois > Statistics. Mines and mineral resources > Illinois > Statistics.

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