Part 4 

 Model and Prototype Observations on Ship Motion 



Chap . Title and Author Page 



27 OBSERVATIONS ON SHIP MOTIONS AT SEA 351 



S. C. Gover 



28 LABORATORY STUDIES OF THE MOTION OF FREELY FLOATING BODIES IN 366 

 NON-UNIFORM AND UNIFORM LONG CRESTED WAVES 



Osvald Sibul 



29 AMPHIBIAN TRACTORS IN THE SURF 397 



D. A. Patrick and R. L. Wiegel 



30 MODEL STUDIES OF AMPHIBIAN TRACTORS IN THE SURF 423 



H. W. Iversen and R. C. Crooke 



31 MODEL INVESTIGATIONS OF SEAPLANES IN WAVES 436 



John B. Parkinson 



32 FORCES ON MOORED SHIPS DUE TO WAVE ACTION 455 



John T. O'Brien 



33 MOORING CABLE FORCES CAUSED BY WAVE ACTION ON FLOATING STRUCTURES 474 



K. E. Beebe 



34 DISTRIBUTION PATTERNS OF WAVE HEIGHTS, SHIP MOTIONS AND HULL 489 

 STRESSES 



Norman H. Jasper 



35 WAVE OF TRANSLATION IN OPERATING TOWBOATS 504 



Louis A. Baier 



FIRST CONFERENCE ON COASTAL ENGINEERING INSTRUMENTS - 1955 



OPTICAL MEASUREMENTS OF SEA SURFACE ROUGHNESS 1 



Charles Cox 



SOME LAB ORATORY -WAVE INSTRUMENTS 16 



M. J. Wilkie 



CAPACITIVE WAVE PROFILE RECORDER 32 



John M. Killen 



PARALLEL WIRE RESISTANCE WAVE METER 39 



R. L. Wiegel 



61 



