000 00604nam a2200193Ia 4500
919 _a109088
082 _a669.0284016
_bN65
100 _aIron and Steel Institute, London.
245 _aVacuum metallurgy of steel No.24
_bBibliographical series.
260 _aLondon.
_bISI
_c1965
999 _c105058
_d105058