00790nam0-22002891i-450-99000024837040332120001010000024837FED01000024837(Aleph)000024837FED0100002483720001010d--------km-y0itay50------baitay-------001yyUltrasonic engineeringJulian R. Frederick.New YorkJohn Wiley & sonscopyr. 1965XII, [2], 379 p. ill. 24 cmFisica generaleFrederick,Julian R.11930ITUNINARICAUNIMARCBK99000024837040332109 024-052380/LDINAEDINAEUltrasonic engineering118014UNINAING01