000 00282nam a2200121Ia 4500
008 250224s9999 xx 000 0 und d
020 _a50023339
082 _a604.2THE
100 _aTherford E.W
245 0 _aEngineering drawing
260 _bOliver and boyd
_c1971
942 _cBK
999 _c430907
_d430907