00255nam a2200109Ia 4500008004100000041000800041082002200049100001300071245004400084260000900128300000800137211209s1958    xx            000 0 und d  aeng  a671.3 N58 EAR/REE  aEARY D E  aTECHNIQUES OF PRESSWORKING SHEET METAL   c1958  a472