01445cam a22002891 4500 gs 42000249 DLC 20260227111348.0 790607r1942uuuuilua b s000 0 eng gs 42000249 (OCoLC)5044295 DLC TxCM DLC premarc TN800 .C3 Cady, Gilbert H. (Gilbert Haven), 1882- Modern concepts of the physical constitution of coal, by Gilbert H. Cady. Practical significance of the physical constitution of coal in coal preparation, by Louis C. McCabe. Printed by authority of the state of Illinois. Urbana, Illinois, 1942. 337-356, [405]-410 p. illus. Illinois State Geological Survey Report of investigations no. 82 At head of title: State of Illinois, Dwight H. Green, Governor. Dept. of Registration and Education, Frank G. Thompson, Director. Division of the State Geological Survey, M. M. Leighton, Chief, Urbana. Addresses delivered at the fiftieth anniversary celebration, University of Chicago, September, 1941. "Reprinted from the Journal of Geology, vol. I, no. 4, May-June, 1942." Bibliographical foot-notes. Coal Analysis. Coal Testing. McCabe, Louis Cordell, 1904- Practical significance of the physical constitution of coal in coal preparation. 27830 27830