. I \ 1 -ENDECOBUOY — —— - WAVEC BUOY - — I I p i : - n ii !' Ml 1 J\ 1 T^«-»,.- FREQUENCY (hz) 360 270 — z g i- o UJ 180 DC Q Z < UJ 90 — 1 l 1 \ mj 1 1 1 FREQUENCY (hz) FREQUENCY (hz)

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Keywords: ., bookcentury1900, bookcollectionbiodiver, booksubjectoceanography