00251nam a2200109Ia 4500008004100000041000800041082002300049100001500072245003700087260000900124300000800133211209s1979    xx            000 0 und d  aeng  a672.36 N79 BAG/KUL  aBAGCHI S N  aINDUSTRIAL STEEL REFERENCE BOOK   c1979  a188