000			01172cam a2200289 4500
001			gs 68000182
003			DLC
005			20260227111422.0
008			700520s1968 dcuab b 000 0 eng c
010			_ags 68000182
040			_aU.S. Geol. Survey. Library _cDLC _dDLC
050	0	0	_aQE75 _b.B9 no. 1253
051			_aQE685 _b.P4 _cCopy 2.
082	0	0	_a551.7/7
100	1		_aPease, Maurice Henry, _d1922-
245	1	0	_aCretaceous and Lower Tertiary stratigraphy of the Naranjito and Aguas Buenas quadrangles and adjacent areas, Puerto Rico, _cby Maurice H. Pease, Jr.
260			_aWashington, _bU.S. Govt. Print. Off., _c1968.
300			_aiv, 57 p. _billus., maps (1 fold. col. in pocket) _c24 cm.
490	1		_aGeological Survey bulletin 1253
500			_aWork done in cooperation with the Department of Industrial Research, Puerto Rico Economic Development Commission.
504			_aBibliography: p. 56-57.
650		0	_aGeology, Stratigraphic _yCretaceous.
650		0	_aGeology, Stratigraphic _yTertiary.
650		0	_aGeology _zPuerto Rico.
710	1		_aPuerto Rico. _bDepartment of Industrial Research.
830		0	_aGeological Survey bulletin ; _v1253.
999			_c30429 _d30429