Copies 



2 Director, Ordnance Research Laboratory, Pennsylvania State College, 



State College, Pennsylvania 



6 Director, Experimental Towing Tank, Stevens Institute of Technology, 

 711 Hudson St., Hoboken, N.J. 



3 Dr. Hunter Rouse, Director, Iowa Institute of Hydraulic Research, 



State University of Iowa, Iowa City, Iowa 



2 Dr. R.T. Knapp, Director, Hydrodynamic Laboratory, California 

 Institute of Technology, Pasadena, k, California 



2 Dr. L.G. Straub, Director, St. Anthony Falls Hydraulic Laboratory, 

 University of Minnesota, Minneapolis 1U, Minn. 



1 Dr. Harold Wayland , California Institute of Technology, Pasadena 4, 

 California. 



1 Prof. A. Hollander, California Institute of Technology, Pasadena 4, 



California. 



2 Dr. Arthur T. Ippen, Department of Civil and Sanitary Engineering, 



Massachusetts Institute of Technology, Cambridge 39> Mass. 



2 Director, Experimental Naval Tank, Dept. of Naval Architecture and 

 Marine Engineering, Univ. of Michigan, Ann Arbor, Mich. 



1 Dr. J.H. McMillen, Naval Ordnance Laboratory, Silver Spring, Md . 



1 Dr. David Gilbard , Dept. of Mathematics, Indiana University, 



Bloomington, Indiana. 



2 Dr. V. L. Streeter, Illinois Institute of Technology, 3300 Federal 



Street, Chicago l6, Illinois. 



2 Head, Dept. of Naval Architecture and Marine Engineering, Massa- 

 chusetts Institute of Technology, Cambridge 39. Mass. 



Director, Applied Physics Laboratory, Johns Hopkins University, 

 Silver Spring, Maryland. 



Commanding Officer, -Naval Torpedo Station, Design Section, Newport, 

 Rhode Island. 



Prof. W.S. Hamilton, Technological Institute, Northwestern University, 

 Evanston, Illinois. 



Prof. G. Birkhoff, Harvard University, Cambridge, Massachusetts. 



Prof. K.E. Schoenherr, School of Engineering, Notre Dame University, 

 South Bend, Indiana. 



Prof. W. Spannhake , Armour Research Foundation, 35 W. 33rd St., 

 Chicago 16, Illinois. 



Dr. M.S. Plesset, California Institute of Technology, Pasadena 4, 

 California. 



