TR No. 22 
ACKNOWLEDGEMENTS 
Gratitude is expressed for the assistance of Miss Diane Riley, 
Thomas Conrad, John Sabulis, and Robert Gunning of the Naval Underwater 
Weapons Research and Engineering Station in the data processing, and 
for the assistance of Wilfred Buckley in making the measurements. Much 
thanks is due Dr. David Shonting for the valuable assitance given in 
connection with the instrumentation and data analysis. The astute 
guidance and interest given by Professor Eric Mollo-Christensen is 
greatly appreciated. In particular, I wish to thank my supervisor, 
Raymond J. Grady, for the encouragement and useful suggestions he has 
provided throughout. 
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