00243nam a2200109Ia 4500008004100000041000800041082001600049100001600065245003500081260000900116300000800125211209s1968    xx            000 0 und d  aeng  a669 N68 HIG  aHIGGINS R A  aENGINEERING METALLURGY PART I   c1968  a467