Copies 



Dr. A. Donald Hay, School of Engineering, Princeton University, 

 Princeton, N.J. 



Dr. M. Gensamer, School of Mines, Columbia University, New York 



27, N.Y. 

 Dr. K.F. Herzfeld, Catholic University of America, Washington, D.C. 



Prof. Lydik S. Jacobsen, Dept. of Mechanical Engineering, Leland 

 Stanford University, Stanford University, Calif. 



Dr. L.G. Straub, Director, St. Anthony Palls Hydraulic Laboratory, 

 University of Minnesota, Minneapolis 14, Minn. 



Mr. C.A. Ludeke, Dept. of Mathematics, University of Cincinnati, 



Cincinnati, Ohio 

 Mr. John S. Parkinson, Johns-Manville Research Laboratory, Manville, 



N.J. 

 Mr. Frederick K. Lord, Naval Architect, 1 67 Centre Ave., New 



Roche lie, N.Y. 



CAPT J. Ormondroyd, USNR, Dept. of Engineering Mechanics, Univer- 

 sity of Michigan, Ann Arbor, Michigan 



Dr. Bruce G. Johnston, Professor of Structural Engineering, 301 

 West Engineering Bldg. , University of Michigan, Ann Arbor, Mich. 



Prof. Frank M. Lewis, Dept. of Mechanical Engineering, Massachusetts 

 Institute of Technology, Cambridge 39, Mass. 



Dr. Arthur T. Ippen, Dept. of Civil and Sanitary Engineering, 

 Massachusetts Institute of Technology, Cambridge 39. Mass. 



Dr. T.C. Poulter, Associate Director, Stanford Research Institute, 

 Stanford University, Calif, 



Dr. LeVan Griff is, Armour Research Foundation, Chicago, 111. 



Dr. A. Nadai, 136 Cherry Valley Road, Pittsburgh, Pa. 



Dr. D.S. Clark, California Institute of Technology, Pasadena 4, 



Calif. 

 Mr. W.E. Fermann, Naval Architect, 7939 St. Paul St., Detroit 14, 



Mich. 



Dr. William R. Osgood, Chairman, Dept. of Mechanics, Illinois - 

 Institute of Technology, Technology Center, Chicago 16, 111. 



Mr. Leonard Meyerhoff, Research Associate, Department of Aero- 

 nautical Engineering and Applied Mechanics, Polytechnic Insti- 

 tute of Brooklyn, 99 Livingston St., Brooklyn 2, N.Y. 



RADM Claude 0. Kell, USN (Ret), Marietta Manufacturing Company, 



Point Pleasant, W. Va. 

 Dr. M.S. Plesset, California Institute of Technology, Pasadena 



4, Calif. 

 Mr. P.G. Hubbard, Research Engineer, Iowa Institute of Hydraulic 



Research, State University of Iowa, Iowa City, Iowa 

 Prof. Carl E. Kindsvater, Hydraulics Laboratory, Georgia Institute 



of Technology, Atlanta, Ga. 

 Prof. F.K. Teichmann, Dept. of Aeronautical Engineering, New York 



University, University Heights, New York 53, N.Y. 



