000 00511nam a2200181 4500
001 18769
003 BD-DhUET
008 691121s1969 paua 000 0 eng
040 _aDLC
_cDLC
_dBD-DhUET
082 _a629.8
_bBEA/1969
100 1 _aBeard, Chester S.
245 1 0 _aFinal control elements
_bvalves and actuators
250 _a1st ed.
260 _aPhiladelphia
_bRimbach Publications Division
_c1969
300 _a359 p.
_bill.
_c24 cm.
650 0 _aControl system : Valves and actuators
942 _cGB
999 _c18769
_d18769