000 00261nam a2200121Ia 4500
008 211209s1978 xx 000 0 und d
041 _aeng
082 _a621.815 N78 BLA
100 _aBLACK P H
245 _aMACHINE DESIGN
260 _c1978
300 _a674
999 _c108024
_d108024