000 003220000a22001450004500
245 _aBlaster's handbook
250 _a14th ed.
260 _aDelaware
_bDu Point
_c1958
300 _a516 p.
080 _a622.235(02)
_bB6
650 _aMINES AND MINING-ROCK BURSTS
650 _aBLASTING
041 _aEN
942 _cBK
999 _c58189
_d58189