000 00301nam a2200121Ia 4500
008 160710s1948 xx 000 0 und d
082 _a621.8 BRO
100 _aCAMPBE,DONALD P.
245 _aPRINCIPLES OF SERVOMECHANISMS
260 _bJOHN WILEY & SONS,INC.
_c1948
300 _a400
942 _2ddc
_cB
999 _c23715
_d23715