000 00303pam a2200109a 44500
082 _aTR
_bRI-9383
100 _aCharles Vaught
245 1 _aSefl-contained self rescuer donning proficiency at eight eastern under ground coal mines
260 _a
_b
_c
700 _aJ. Michael Brnich
997 _aTR6764 C
999 _c405921
_d405921