000 00468 a2200253 4500
001 1001435
020 _a1
041 _aeng
080 _a666.76 Nor
245 _aRefractories
250 _a3rd ed
260 _aNew York
260 _bMcGraw-Hill Book,
260 _c1949
300 _axii,782 p.
300 _c23 cm
490 _a
100 _aNorton, F.H.
700 _a
650 _a
650 _aRefractory materials
942 _cBK
942 _2UDC
999 _c4524
_d4524