14. Hamilton, E. L. , "Sunken Islands of the Mid-Pacific Mountains," 

 The Geological Society of America Memoir 64 , March 1956. 



15. Horn, D. R., Ewing, M, , Horn, B. M. , and Delach, M. N. , "World- 

 wide distribution of manganese nodules," Ocean Industry , vol. 7, no, 1, 

 January 1972, pp. 26-29. 



16. Hersey, J. B., Deep-Sea Photography , The Johns Hopkin Press, 

 Baltimore, Maryland, 1967. 



17. Hawkins, L. K. , "Visual Observations of Manganese Deposits on the 

 Blake Plateau," Journal of Geophysical Research , vol. 74, no. 28, 20 

 December 1969, pp. 7009-7017. 



18. U. S. Naval Civil Engineering Laboratory, Technical Report (in 

 publication) , "Interim Design Guidelines for Seaf loor Footing Founda- 

 tions," by P. J. Valent and H. G. Herrmann, Port Hueneme, California. 



19. U. S. Army, Beach Erosion Board, Corps of Engineers, Military 

 Intelligence Division, Office, Chief of Engineers, Technical Memorandum 

 No. 4, "Surface Features of Coral Reefs," May 1944. 



20. Fisher, R. L. and Engel, C. G. , "Ultramafic and Basaltic Rocks 

 Dredged from the Nearshore Flank of the Tonga Trench," Geological 

 Society of America Bulletin , vol. 80, no. 7, July 1969, pp. 1373-1378. 



21. Hunkins, K. L., "The Floor of the Arctic Ocean in Photographs," 

 Lamont-Doherty Geological Observatory, Technical Report No. 3, 

 CU-3-71, to the Office of Naval Research, June 1971. 



22. U. S. Naval Civil Engineering Laboratory, Technical Note N-1186, 

 "Explosive Anchor for Salvage Operations - Progress and Status," by 

 J. E. Smith, Port Hueneme, California, October 1971. 



23. Haynes, H. H. , Underwater Adjustable Apparatus and Method, U. S. 

 Patent No. 3,425,230, filed 4 February 1969. 



24. Timoshenko, S. P. and Gere, J. M. , Theory of Elastic Stability , 

 2nd edition, McGraw-Hill, New York, 1961. 



25. Myers, J. J., Holm, C. H. , and McAllister, R. F, , editors, 

 Handbook of Ocean and Underwater Engineering , McGraw-Hill, New York, 

 1969. 



26. U. S. Naval Civil Engineering Laboratory, Technical Report R-718, 

 "Precision Mapping of the Seafloor," by R. D. Hitchcock, Port Hueneme, 

 California, March 1971. 



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