000 00684nam a2200277Ia 4500
001 21110
005 20240114000544.0
007 ta
008 060302s1949 g b000 u 465 u
040 _aCotton College,Assam
041 _a465
082 _a535
_bC 194 Ul
100 _aCarlin, Benson .
245 0 _aUltrasonics /
_cBenson Carlin.
_hTextual Documents
250 _a1st ed. /
260 _aNew York :
_bMcGraw - Hill book company ,
_c1949.
300 _axi,270p. ;
_c22cm.
504 _aIndex
653 _aPhysics
653 _aUltrasonics
653 _aG-Physics
942 _2ddc
_cBK
999 _c21092
_d21092