PRINCIPLES OF CAVITATING PROPELLER DESIGN AND 

 DEVELOPMENT ON THIS BASIS OF SCREW PROPELLERS 

 WITH BETTER RESISTANCE TO EROSION FOR HYDROFOIL 



VESSELS "RAKETA" AND "METEOR" 919 



I. A. Titoff, A. A. Russetsky, and E. P. Georgiyevskaya, Kryloff 

 Ship Research Institute, Leningrad, U.S.S.R. 



DISCUSSION 928 



C. G. Cox 



SUPERCAVITATING PROPELLER THEORY — THE DERIVATION OF 



INDUCED VELOCITY 929 



Geoffrey G. Cox, Naval Ship Research and Development Center, 

 Washington, D. C. 



DISCUSSION 957 



V. F. Bavin, Kryloff Ship Research Institute, Leningrad, 

 U.S.S.R. 



DISCUSSION 958 



J. W. English, National Physical Laboratory, Felthan, 

 England 



DISCUSSION 958 



C. Kruppa, Technische Universitat, Berlin 



REPLY TO DISCUSSION 959 



Geoffrey G. Cox 



THE EVOLUTION OF A FULLY CAVITATING PROPELLER FOR A 



HIGH-SPEED HYDROFOIL SHIP 961 



B. V. Davis, The De Havilland Aircraft of Canada Limited, 

 Ontario, Canada and J. W. English Ship Division, National 

 Physical Laboratory, Feltham, England 



DISCUSSION 1016 



W. B. Morgan, Naval Ship Research and Development 

 Center, Washington, D. C. 

 REPLY TO DISCUSSION 1017 



B. V. Davis 



THEORETICAL AND EXPERIMENTAL STUDY ON THE DYNAMICS OF 



HYDROFOILS AS APPLIED TO NAVAL PROPELLERS 1019 



E. Castagneto, Instituto Architettura Navale, Naples, Italy and 

 P. G. Maioli, Centro Esperienze Idrodinamiche, Rome, Italy 



DISCUSSION 1042 



Wm. B. Morgan, Naval Ship Research and Development 

 Center, Washington, D.C. 

 DISCUSSION 1042 



C. Kruppa, Technische Universitat, Berlin, Germany 

 DISCUSSION 1043 



C. A. Johnsson, Swedish State Shipbuilding Experimental 

 Tank, Goteborg, Sweden 



REPLY TO DISCUSSION 1044 



E. Castagneto and P. G. Maioli 



WATERJET PROPULSION 1045 



Virgil E. Johnson, Jr., Hydronautics, Inc., Laurel, Maryland 



DISCUSSION 1054 



Pier Giacomo Maioli and Giovanni Venturini, 

 Ministero Difesa Marine, Rome Italy 



ON THE THEORY OF ONE TYPE OF AIR-WATER JET (MIST-JET) 



FOR SHIP PROPULSION 1059 



Earl R. Quandt, Naval Ship Research and Development Center, 

 Annapolis, Maryland 



vm 



