00434nam a22001577a 4500003000400000008004100004082001800045100001800063245004000081250001200121260004200133300001000175650003400185650003800219650001900257OSt240516b        |||||||| |||| 00| 0 eng d  a621.815bN15M  aNagpal, G. R.  aMachine Drawing / cby G. R. Nagpal  a2nd ed.  a.- Delhib: Khanna Publishersc, 1984  a311p.  aTechnology (Applied Sciences)  aEngineering and Allied Operations  aMachine Design