Author: Fleming, James R.
Additional Author: Koster, John W.
Link to Full Report:
Document Type: USBM
Issuing Agency: U.S. Bureau of Mines
Performing Organization: U.S. Bureau of Mines
Report Number: USBM Bulletin 137
SUDOC: TN 23 U4
Series: U.S. Bureau of Mines Bulletins
Illinois Coal-Mining Investigations Cooperative Agreement. [This report was prepared under a cooperative agreement with the Illinois State Geological Survey and the engineering experiment station of the University of Illinois.]