Effect of preparation on ash fusibility of selected Illinois coals
By: by L. C. McCabe and O. W. Rees.
Contributors: Rees, Orin Wainwright, 1898- joint author.
Publisher: printed by authority of the state of Illinois
Published: 1939
Place of publication: Urbana, Illinois
Language: eng
Number of pages: 31
Subjects: Coal -- Testing.; Coal -- Illinois.
Other titles: Ash fusibility of selected Illinois coals.
Notes: At head of title: State of Illinois. Department of Registration and Education. Division of the State Geological Survey.