000 00331nam a2200133Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a604.2
_bB579M
100 _aBhatt, N.D.
245 0 _aMachine drawing: In first angle projection method.
_c N.D.Bhatt
260 _c1991
300 _a214p
942 _cBK
950 _o604.2 B579M
999 _c1784
_d1784