CONTENTS 



VI. SEA-ICE PROBLEMS 



Clifford A. Barnes, University of Washington 85 



DISCUSSION: 



Waldo K. Lyon, U.S. Navy Electronics Laboratory 94 



John F. Holmes, Woods Hole Oceanographic Institution 98 



William G. Metcalf, Woods Hole Oceanographic Insti tut ion 98 



VII. ACOUSTIC INSTRUMENTATION AS A TOOL IN OCEANOGRAPHY 



J. B. Hersey, »Woods Hole Oceanographic Institution 101 



DISCUSSION: 



R.J. Christensen, U.S. Navy Electronics Laboratory HI 



Harold E. Nash, U.S. Navy Underwater Sound Laboratory 113 



Leonard N. Liebermann, Marine Physical Laboratory 120 



VIII. CONSIDERATIONS IN THE CONSTRUCTION OF OCEANOGRAPHIC 

 VESSELS 



William V. Kielhorn, Office of Naval Research 123 



DISCUSSION: 



John Lyman, U.S. Navy Hydrographic Office 129 



B.K. Couper, Bureau of Ships 132 



AllynC. Vine, Woods Hole Oceanographic Institution 133 



IX. WAVE MEASUREMENTS 



Frank E. Snodgrass, University of California 139 



DISCUSSION: 



Walter H. Munk, Scripps Institution of Oceanography 159 



Carl Eckart, Uarine Physical Laboratory 1^1 



X. CHEMICAL MEASUREMENTS 



Dayton E. Carritt, Chesapeake Bay Institute 1^6 



DISCUSSION: 



Clifford A. Barnes, University of Washington 186 



Dayton E. Carritt, Chesapeake Bay Institute . ^^^ 



Norris W. Rakestraw, Scripps Institution of Oceanograpny 189 



XI. METHODS OF EXPLORING THE OCEAN FLOOR 



Roberts. Dietz, (j.S. Navy Electronics Laboratory 194 



DISCUSSION: 



Bruce C. Heezen, Lamont Geological Observatory ^^^ 



Jeffrey D. Frautschy, Scripps Inst itut ion of Oceanography ^°^ 



Roger Revelle, Scripps Institution of Oceanography 206 



XII. AIR-SEA BOUNDARY PROCESSES 



Walter H. Munk, Scripps Insti tut ion of Oceanography 210 



DISCUSSION: 



Roberto. Reid, A. and M. College of Texas 213 



Alfred H. Woodcock, Woods Hole Oceanographic Institution 219 



R.B. Montgomery, Brown University ^^° 



