Archive image from page 36 of Directional wave measurements during the Directional wave measurements during the Hr. Ms. Tydeman sea trial / by Robert J. Bachman and Edward W. Foley directionalwavem00bach Year: 1985 FREQUENCY (hz) 360 FREQUENCY (hz) 360 i—*—I 1 T S. 270 - 180 - FREQUENCY (hz) FREQUENCY (hz)

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