000 00293nam a2200109Ia 4500
008 210616s9999 xx 000 0 und d
100 _aJohn, K. C.
245 0 _aTextbook of machine drawing
260 _c2013
650 _aEngineering and Allied Operations
_bMechanical Engineering
942 _cBK
999 _c6573
_d6573