000 00289pam a2200109a 44500
082 _aTR
_bIC-7572
100 _aJ. J. Forbes
245 1 _aCoal-mine explosions and coal-and metal-mine fires in the United States in 1949
260 _a
_b
_c
700 _aH. B. Humphrey
997 _aTR5228 C
999 _c405403
_d405403