000			00598nam a2200205Ia 4500
001			0000014587
008			231110s9999 xx 000 0 und d
020			_a0070051267
090			_a604.2671 _bBET _c1978
100			_aBetterley, Melvin L.
245	0	0	_aSheet metal drafting _cMelvin L. Betterley.
250			_a2nd.ed.
260			_aNew York _bGregg Division, McGraw-Hill _cc1978.
300			_avi, 314 p. : _bill. _c24 cm.
504			_aIncludes Indexs
650			_aMechanical Drawing
650			_aSheet-metal work _xPatternmaking.
700			_axx, 686 p. _bill. _c24 cm
700	0		_aTitle
999			_c43763 _d43763