TY  - BOOK
AU  - Prosser, L. J.
CN  - TN23
CN  - TN23
CN  - TN295
CY  - [Washington, D.C.] :
DA  - [1981]
ID  - 39455
KW  - Coal mines and mining
KW  - Mine ventilation.
KW  - Methane.
PB  - United States Dept. of the Interior, Bureau of Mines,
PP  - [Washington, D.C.] :
PY  - [1981]
T1  - Methane drainage study using an underground pipeline, Marianna mine 58 /
TI  - Methane drainage study using an underground pipeline, Marianna mine 58 /
VL  - 8577
ER  -