000 00320nam a2200133Ia 4500
001 120523
008 170722s9999 xx 000 0 und d
100 _aWestwater, F. L.
245 _aIntroduction to servomechnaisms /
260 _c1961.
490 _aHigher technical series
700 _aWaddell, Wa
942 _cGEN
999 _c60579
_d60579