00548nam 2219BKE001998 450000100120000000300230001200500090003500800410004408200100008507200250009502000150012010000150013526000300015030000150018024500800019565000250027565000230030065000270032319BKE001998StarLibrary Marc Built20180403201711 ||||| |||||||||||amh  a604.2 aEngineering Drawings a8121935180 aR K Dhawan bnew delhi: s chand c2010 a422p, 25Cm aPrinciples Of Engineering Graphics And Drawing bin First Angle Projection aEngineering Drawings amechanical drawing aTechnical Illustration