000			01415cam a22003251 4500
001			gs 38000114
003			DLC
005			20260227111343.0
008			760218s1938 azuabf s000 0 eng
010			_ags 38000114
035			_a(OCoLC)2000436
040			_aDLC _cAzFU _dOCoLC _dDLC
050	0	0	_aQE86.T6 _bB8
086	0		_aMN 1.3:B 85/143 _2azdocs
100	1		_aButler, B. S. _q(Bert Sylvenus), _d1877-1960.
245	1	0	_aGeology and ore deposits of the Tombstone district, Arizona, _cby B. S. Butler, E. D. Wilson and C. A. Rasor. Prepared under a co-operative agreement between the Arizona Bureau of Mines and the United States Geological survey.
260			_aTucson, Ariz., _bUniversity of Arizona _c[1938]
300			_a114 p _billus., portfolio of maps, plates _c23 cm.
410	2	0	_aUniversity of Arizona. _bState Bureau of Mines. _tBulletin, _vno. 143
490	1		_aGeological series, _vno. 10
500			_aUniversity of Arizona bulletin, v. 9, no. 1, January, l938.
504			_aBibliographical footnotes.
650		0	_aGeology _zArizona _zTombstone district.
650		0	_aOre deposits _zArizona _zTombstone district.
700	1		_aWilson, Eldred, _d1898-
700	1		_aRasor, Charles Alfred, _d1905-
710	2		_aGeological Survey (U.S.)
810	2		_aUniversity of Arizona. _bState Bureau of Mines. _tGeological series ; _vno. 10.
830		0	_aBulletin (University of Arizona) ; _vv. 9, no. 1.
999			_c27433 _d27433