000			01022nam a2200265u 4500
001			00714569
003			PWmBRO
005			20240602101408.0
008			041187
090			_aPR _b622.159/099563/D278s
100	1	0	_aDeakin, R. C.
245	1	0	_aShallow seismic refraction investigations in the Porgera Mine area, Enga Province / _cby R. Deakin.
260			_a[Port Moresby] : _bDept. of Minerals and Energy, Geological Survey, _c1987.
300			_a25 leaves, [42] leaves of plates : _bmaps.
490	1	0	_aTechnical note ; _v8-87
610	2	0	_aPorgera Gold Mine.
650	0	0	_aSeismic prospecting _zPapua New Guinea _zPorgera River Region.
650	0	0	_aGold mines and mining _zPapua New Guinea _zPorgera River Region.
650	0	0	_aMining geology.
650	0	0	_aGeology _zPapua New Guinea _zPorgera River Region.
710	2	0	_aGeological Survey of Papua New Guinea.
830	0	0	_aTechnical note (Geological Survey of Papua New Guinea) ; _v87-8
942			_2ddc
994	0	1	_aT1001 059 885
999			_c41826 _d41826