00359nam a22001097a 4500008004100000040005500041080001500096245005300111260006100164300001000225650001400235230420b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a378.1bJAD  aTech 1957c/ College of Engineering & Technology  aCalcutta: bCollege of Engineering & Technology,  c1957  a135p.  aEducation