00347nam a2200133Ia 4500008004100000041001200041082001100053100001300064245006300077260004200140300000800182650000700190700001600197221030s9999    xx            000 0 und d  aEnglish  a105.23  aA. Tyers 0aPrinciples of Servo - Mechanismscby A. Tyers, R. B. Miles  bSir Isaac Pitman & sonsaLondonc1960  a176  aEE  aR. B. Miles