Carbonizing Properties and Petrographic Composition of Pocahontas No. 3-bed Coal from Buckeye No. 3 Mine, Wyoming County, W. Va., and of Pocahontas No. 4-bed Coal from No. 4 Mine, Raleigh County, W. Va
Arno Carl Fieldner ยท Joseph Dana Davis ยท Dewey A. Reynolds ยท Lawrence Delos Schmidt ยท Ralph Emmet Brewer ยท George C. Sprunk ยท Clarence Raymond Holmes
แแแ. 1940 ยท U.S. Government Printing Office