NAFI TR-lii-UO 



ACKNOWLEDGMENTS 



The forraulative stages of this work (basically, sections 2, 

 3, and h) were conducted at the Naval Undersea Warfare Center, San 

 Diego. During this critical phase, three persons at that facility 

 provided considerable guidance and inspiration; they are C. E. Persons, 

 G. L. Mohnkern, and K. Faucher. Grateful acknowledgment is made for 

 their stamina and tolerance. 



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