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BOOK
Title Reserves and resources of surface-minable coal in Illinois / Colin G. Treworgy, Lawrence E. Bengal, and Amy G. Dingwell.
Imprint Urbana : Illinois State Geological Survey, 1978.

Copies/Volumes

LOCATION CALL # STATUS
 Main Stacks  QE105 .A45 no.504    AVAILABLE
Description iv, 44 p. : ill., maps ; 28 cm.
Series Circular, 504.
Circular (Illinois State Geological Survey), 504.
Bibliog. Bibliography: p. 18.
Subject Coal -- Illinois.
Other Author Bengal, Lawrence E.
Dingwell, Amy G.