TY  - BOOK
ED  - Organisation for European Economic Cooperation
TI  - Drainage and use of methane from coalfields - fire-damp
U1  - 622.33 
PY  - 1956///
CY  - Paris
PB  - OEEC
KW  - Coal fields
KW  - Methane
KW  - Mining carbonaceous minerals
ER  -