000			00491pam a2200157a 44500
082			_aTR _bTPR-61
100			_aShultz,L. J.,Friedel,A. R.
245	1		_aDETECTION OF ORGANIC COMPOUNDS IN RESPERATORY COAL DUST BY HIGH-RESOLUTION MASS SPECTOMETRY
260			_a _bU.S. Dept. Of The Interior, Washington _c1972
300			_a17
440			_aUsbm Technical Progress Report-61 _v
500			_aBound With: Usbm Tpr-61-75
700			_aSharkey,G. A.
964			_gCIRC
997			_aTR3879 C
999			_c395805 _d395805