000 00443pam a2200169a 44500
008 160408b1980 xxu||||| |||| 00| 0 eng d
082 _a534.55
_bC841u
100 _aCracknell, Arthur Philip
245 1 _aULTRASONICS
260 _aLondon
_bWykeham Pub.
_c1980
300 _a200
440 _aThe Wykeham Science Series
_v55
500 _aBibliography : P. 191-194
650 _aUltrasonic Waves
964 _gCIRC
997 _aA67660 C
999 _c295043
_d295043