000 00541 a2200253 4500
001 372097
020 _a0-444-40984-X
041 _aeng
080 _a621.396.944(084)Son
245 _aSonographs of the sea floor : a picture atlas (R)
250 _a
260 _aAmsterdam
260 _bElsevier Pub.
260 _c1972
300 _a185 p.
300 _c29 cm
490 _a
100 _aBelderson, R.H.
700 _a
650 _a
650 _aUltrasonic waves , Sea-water-Acoustic properties
942 _cRB
942 _2UDC
999 _c192396
_d192396