000 | 00345nam a2200121Ia 4500 | ||
---|---|---|---|
008 | 190711s9999 xx 000 0 und d | ||
082 | _a622.33 L484 | ||
100 | _aDEPARTMENT OF LEEDS UNIVERSITY MINING | ||
245 | 0 | _aSECOND SYMPOSIUM ON COAL PREPARATION | |
260 |
_bDEPARTMENT OF MINING UNI.OF LEEDS _c1957 |
||
300 | _a21X14 | ||
942 |
_cBK _2DDC |
||
999 |
_c13314 _d13314 |