01115nam0-22003011i-450-990000073950403321000007395FED01000007395(Aleph)000007395FED0100000739520011111d--------km-y0itay50------baitay-------001yyFourth report on the heterogeneity of steel ingotsbeing a report by a joint committee of the Iron and steel instituteand the National federation of Iron and steel manufactures to the Iron and steel industrial research council.LondonPublished at the offices of the Iron and steel institute1932IV, 267 p., 40 tav.ill.22.cmIn testa al front.: Iron and steel institute. Special report n. 32Acciaio669.1Iron and Steel Institute5001ITUNINARICAUNIMARCBK99000007395040332113 G 01 0817185FINBCFINBCFourth report on the heterogeneity of steel ingots110776UNINAING01