TY  - BOOK
CN  - TN321
CN  - TN321
CY  - Wheeling, W. V. ;
DA  - 1969.
ID  - 12248
KW  - Mine drainage.
PP  - Wheeling, W. V. ;
PY  - 1969.
T1  - Inventory of coal mine drainage sources :selected areas, upper Ohio River Basin ... /
TI  - Inventory of coal mine drainage sources :selected areas, upper Ohio River Basin ... /
ER  -