00253nam a2200097Ia 4500008004100000041000800041100002400049245003200073260003100105999001900136230508s1987    xx            000 0 und d  aeng  aMICHAEL F HORDESKI.  aTRANSDUCERS FOR AUTOMATION.  bVAN NOSTRAND NEW YARc1987  c724331d724331