Dr. Th. von Karman, Pasadena, Calif, 



Dr. C. Kaplan, Langley Aero Lab, Langley Field, Va. 



Mr. C.A. Lee, Res i Dev Lab, Kimbeily-Claric Corp, 

 Neenah, Wis. 



Dr. C.C. Lin, Dept of Math, MIT, Cambridge, Mass. 



Dr. L. Lees, Aero Engin DepI, Princeton Univ, 

 Princeton, N.J. 



Dr. J.H. McMillen, Natl Sci Fdtn, Washington, D.C. 



Prof. J.W. Miles, Univ of California, Los Angeles, 

 Calif. 



Dr. A. May, Aero Div, USNOL 



Dr. George C. Manning, Prof of t<av Arch, MIT, 

 Cambridge, Mass. 



James Forrestal Res, Ctr Library, Princeton, N.J. 



Dr. J.E. Prins, Inst of Engin Res, Wave Res Lab, 

 Univ of California, Berkeley, Calif. 



Mr. J.B. Parkinson, Langley Aero Lab, 

 Langley Field, Va. 



Dr. W. Pell, Grad Div of AppI Math, Brown 

 Univ, Providence, R.I. 



Dr. M.S. Plesset, Hydro Lab, CIT, Pasadena, 

 Calif. 



Dr. H. Rouse, Dir, Iowa Inst of Hydraulic Res, 

 SI Univ of Iowa, Iowa City, la. 

 1 Dr. Landweber 



Dr. J.M. Robertson, ORL, Penn State Univ, 

 University Park, Pa. 



Prof. A. Weinstein, Dept of Math, Univ of 

 Maryland, College Park, Md. 



Dr. J.V. Wehausen, Exec Editor, Math 

 Reviews, Providence, R.I. 



Prof. L.I. Schiff, Dept of Physics, Stanford 

 Univ, Calif. 



Dr. L.G. Straub, Dir, SI. Antliony Falls 

 Hydraulic Lab, Univ of Minnesota, 

 Minneapolis, Minn. 



Dr. F.B. Seely, Fluid Mech 8 Hydraulics Lab, 

 University of Illinois, Urbana, III. 



Dr. C.R. Soderberg, Dept of Mech Engin, 

 MIT, Cambridge, Mass. 



Prof. W. Sears, Grad School of Engin, Cornell 

 Univ, Ithaca, N.Y. 



Dr. Stanley Corrsin, Dept of Aero, Johns 

 Hopkins Univ, Baltimore, Md. 



Dr. C.A. Truesdell, DepI of Math, Univ of 

 Indiana, Bloomington, Ind. 



Prof. J.K. Vennaid, Dir, Hydraulic Lab, 

 Stanford Univ, Calif. 



Dr. E.V. Laitone, Univ of California, 

 Berkeley, Calif. 



Dr. L. Trilling, MIT, Cambridge, Mass. 



Dr. George K. Morikawa, Inst of Math Sci, 

 New York Univ, New York, N.Y. 



Prof. J. Kaye, DepI of Mech Engin, MIT, 

 Cambridge, Mass. 



Prof. Francis R. Hama, Inst for Fluid 

 Dynamics & AppI Math, Univ of Maryland, 

 College Park, Md. 



Mr. G.R. Hamilton, Navy Solar Station, 

 APO 856, New York, N.Y. 



Dr. E.G. Richardson, King's College 

 Newcastle Upon Tyne, England, 



Dr. B. Wise, School of Engin, Oxford, England 



Dr. H.W. Lerbs, Dii, Hamburg Model Basin, 

 Hamburg 33, Germany 



Dr. A. Anderoni, Head of Naval Station, Insliluto 

 dc Pesquisas Tecnologicus, Sao Pulo, Brasil 



Dr. J.F. Allan, Supt, Ship Div, Natl Phys Lab, 

 Teddington, Middlesex, England 



Dr. J. Ackeret, Inst fur Aerodynamik der 

 Eidgenossichen, Technischn Hochschule, 

 Zurich, Switzerland 



Sr. M. Acevedo y Campoamor, Dir, Canal 

 do Experienceas Hidrodinamicas, El 

 Pardo, Madrid, Spain 



Mr. W. Ray Ansell, Minister of Supply, 

 Armament Design E stab. Seven Oaks, 

 Kent, England 



Prof. J.M. Burgers, Laboratorium Voor, Aero- 

 En Hydro, Nieuwe Laan 76, Delft, The 

 Netherlands 



CAPT R. Brard, Dir, Bassin d'Essais des 

 Carenes, 6 Blvd Victor, Paris XV, France 



Prof. G.K. Balchelor, Trinity College, 

 Cambridge Univ, Cambridge, England 



Prof. O.J.M. Campos, Jefe de Laboratorio del 

 Inst de Maguimas de la Facullad de Ingenieria, 

 Montevideo, Uruguay 



Dr. Satish Dhawan, Dept of Aero Engin, Indian 

 Inst of Science, Bangalore 3, India 



Dr. J. Dieudonne, Dir, Inst de Recherches de la 

 Construction Navale, 1 Blvd Haussmann, 

 Paris (9e), France 



Dr. S. Goldstein, Haifa Inst of Tech, Haifa, Israel 



L. Escande, Ingenieur I.E.T., Prof a la Faculte 

 des Sci, Dir de I'Ecole Natl Superieure, 

 D'Electrotechnique et d'Hydraulique, 4 Blvd 

 Requit, Toulouse, France 



Prof. K. Howarth, Dept of Math, Univ of Bristol, 

 Bristol, England 



Mr. W.P. Jones, Natl Phys Lab, Aero Div, 

 London, England 



Prof. J. Kampe de Feriet, Faculte des Sciences, 

 Universite de Lille, Lille (Nord), France 



Prof. J.K. Lunde, Skipsmodelltanken, Tyholt, 

 Trondheim, Norway 



Dr. L. Malavard, Office Natl d'Etudes et de 

 Recherches Aeronautiqu, 25 Ave de la 

 Division - Le Clerc, Chatillin, Paris, France 



Prof. H. Nordstrom, Dir, Stalens Skeppsprovning- 

 sanstalt, Goteborg 24, Sweden 



Dr. J. Okaba, Res Inst for AppI Mech, Kyushu 

 Univ, Hakozaki-machi, Fukuoka-shi, Japan 



Dr. G.N. Patterson, Inst of Aerophysics, Univ of 

 Toronto, Toronto 5, Canada 



Gen. Ing. U Pugliese, Pres, Inst Nazionale per 

 Studi ed Esperienze di Architettura Navale, 

 via delta Vasca Navale 89, Rome, Italy 



Prof. L. Rosenhead, Univ of Liverpool, Liverpool, 

 England 



Dr. J.H. Preston, Univ Engin Lab, Cambridge 

 Univ, Cambridge, England 



Prof. J.L. Syngc, Sch of Theo Physics, Natl 

 Univ of Ireland, Dublin, Ireland 



Prof. Dr. H. Schlichling, Inst lur Stromungs, 

 Technische Hochschule, Braunschweig, 

 Germany 



Prof. K. Stewartson, Dept of Math, Univ of 

 Bristol, Bristol, England 



Sir R.V. Southwell, Oxiord, England 



Dr. R. Timman, Natl Luchtvaartlaboratorium, 

 Sloterway 145, Amsterdam, The Netherlands 



Supt, Nederlandsh Scheepsbouwkundig Proef- 

 station, Haagsteeg 2, Wageningen, The 

 Netherlands 



Dr. Georg P. Weinblum, Ingenieur School, Ber- 

 liner Tor 21, Z260, Hamburg, Germany 



Mr. C. Wigley, 6-9 Charterhouse Sq, London EC-1 

 England 



Prof. Leon J. Tison, L'Universite de Gand, Rue 

 de Rouces 61, Genthougge, Ghent, Belgium 



M. le Difecteur H. Villal Inst de Mecanique, 

 Universite de Paris, 45, Rue d'Ulf, Paris, 

 France 



Dir, British Shipbldg Res Assn, London, England 



ALUSNA, London, England 



Dir, Model Testing Basin, Natl Res Lab, 

 Ottawa, Canada 



18 



