Structure of Herrin (no. 6) coal bed in central and southern Jefferson, southeastern Washington, Franklin, Williamson, Jackson, and eastern Perry Counties, Illinois /

Bibliographic Details
Main Author:	Cady, Gilbert H. (Gilbert Haven), 1882-
Other Authors:	Bell, A. H. (Alfred Hannam), 1895-
Format:	Book
Language:	English
Published:	Urbana, [publisher not identified] ; 1938.
Series:	Circular (Illinois State Geological Survey) ; 24.
Subjects:	Coal > Illinois.

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