000 00485 a2200253 4500
001 124990
020 _a0
041 _aeng
080 _a662.66 Wil
245 _aCoal manual for industry
250 _a
260 _aNew York
260 _bConover-Mast Pub.,
260 _c1952
300 _axi,324 p.
300 _c22 cm
490 _a
100 _aWilliams, A. Wyn
700 _a
650 _a
650 _aCoal-Handbooks, manual, etc.
942 _cBK
942 _2UDC
999 _c86866
_d86866