00252nam a22001097a 4500 629.93PHI Philco Servomechanison fundamentals and experiments New Delhi Prentice Hall 1962 248 BK 12177 12177 0 0 0 0 QUESTCL QUESTCL 2015-01-29 166.60 0 629.93PHI 6885 2015-01-29 00:00:00 2015-01-29 BK