V.V) 



Seventh Symposium "s^H 



NAVAL HYDRODYNAMICS 



UNSTEADY PROPELLER FORCES 



FUNDAMENTAL HYDRODYNAMICS 



UNCONVENTIONAL PROPULSION 



sponsored by the :' •.. 



OFFICE OF NAVAL RESEARCH 



the ■■:\ 



MARINA MILITARE ITALIANA 



and the 



ISTITUTO NAZIONALE PER STUDI ED ESPERIENZE 

 Dl ARCHITETTURA NAVALE Dl ROMA 



August 25-30, 1968 

 Rome, Italy 



RALPH D. COOPER 

 STANLEY W. DOROFF 



I 



OFFICE OF NAVAL RESEARCH -DEPARTMENT OF THE NAVY 



Arlington, Va. 



