00466nam a22001217a 4500008004100000040005500041080002500096245012700121260005700248300001100305650001300316653001500329230622b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aR 621(058.7)(71)bL6  aCanadian machinery and metalworking: bDecember 1975, a maclean hunter publicationc/ Canadian machinery and metalworking   aIndia: bCanadian machinery and metalworking, c1975  a486p.   aScience   aMachinery