000 00431 a2200157 4500
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008 161010b xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a669.106
_bIr6pu
111 _aConference on The Challenge for Steel
_cLondon
_d1968
245 1 _aChallenge for steel
_bproceedings...
260 _aLondon
_bThe Iron and Steel Institute
_c1969
300 _a169p
650 _aSteel
942 _cBK
999 _c457251
_d457251