000 | 00338nam a2200121Ia 4500 | ||
---|---|---|---|
008 | 190711s9999 xx 000 0 und d | ||
082 | _a622.33 B862 | ||
100 | _aBRITTON,S.G | ||
245 | 0 | _aCONSTRUCTION ENGINEERING IN UNDER GROUND COAL MINES | |
260 |
_aNEW YORK _bSOCIETY OF MINING ENGINEERS _c1983 |
||
300 | _a27X19 | ||
942 |
_cBK _2DDC |
||
999 |
_c22076 _d22076 |