A survey of the coking properties of Illinois coals /

Bibliographic Details
Main Author:	Jackman, H. W. (Harold Wesley), 1901-
Other Authors:	Helfinstine, Roy John
Format:	Book
Language:	English
Published:	Urbana, [publisher not identified] ; 1967.
Series:	Circular (Illinois State Geological Survey) ; 412.
Subjects:	Coal > Illinois. Coke.