51 



Copies 



1 Director, Fluid Mechanics Laboratory, Columbia University, New York 27, N.Y. 



1 Director, Fluid Mechanics Laboratory, University of California, Berkeley 4, Calif. 



3 Director, Experimental Towing Tank, Stevens Institute of Technology, 711 



Hudson Street, Hoboken, N.J. 

 1 Mr. Peters 

 1 Dr. B.V. Korvin-Kroukovsky 



2 Director of Aeronautical Research, National Advisory Committee for Aeronautics, 



1724 F Street, N.W., Washington 25, D.C. 



1 ' Director, Hydrodynamics Laboratory, Department of Civil and Sanitary Engineer- 

 ing, Massachusetts Institute of Technology, Cambridge 39, Mass. 



1 Director, Experimental Naval Tank, Department of Naval Architecture and Marine 



Engineering, University of Michigan, Ann Arbor, Mich. 



1 Director, Institute for Fluid Dynamics and Applied Mathematics, University of 



Maryland, College Park, Md. 



1 Director, Institute of Aeronautical Sciences, 2 East 64th Street, New York 21, N.Y. 



1 Director, Hyc^raulics Laboratory, Colorado University, Boulder, Colo. 



1 Director, Hydraulic Research Laboratory, University of Conn. Box U-37, Storrs, 



Conn. 



1 Director, Scripps Institute of Oceanography, University of California, La Jolla, 



Calif. 



1 Director, Department of Civil Engineering, Missouri School of Mines and Metallurgy, 



Rolla, Mo. 

 1 Director, Fluid Mechanics Laboratory, New York University, New York 53, N.Y. 



1 : Director, Robinson Hydraulic Laboratory, Ohio State University, Columbus, Ohio 



1 Director, Hydraulics Laboratory, Pennsylvania State College, State College, Pa. 



1 Director, Woods Hole Oceanographic Institution, Woods Hole, Mass. 



1 Director, Hydraulic Laboratory, University of Wisconsin, Madison 6, Wis. 



1 Director, Hydraulics Laboratory, University of Washington, Seattle 5, Wash. 



1 Director, Ordnance Research Laboratory, Pennsylvania State College, State Col- 



lege, Pa. 



1 Administrator, Webb Institute of Naval Architecture, Crescent Beach Road, Glen 



Cove, Long Island, New York 



1 Director, Iowa Institute of Hydraulic Research, State University of Iowa, Iowa 



City, Iowa 



1 Director, St. Anthony Falls Hydraulic Laboratory, University of Minnesota, Minne- 



apolis 14, Minn. 



