000 00272nam a2200121Ia 4500
008 211209s1979 xx 000 0 und d
041 _aeng
082 _a691 N79 KOM
100 _aKOMAR A
245 _aBUILDING MATERIALS AND COMPONENTS
260 _c1979
300 _a502
999 _c15116
_d15116