UNDERWATER SALVAGE 



By 



G. L. Liffick and F. B. Barrett 



July 1972 



TN-l2.z.<7 



Technical Note N- 1229 ^ H 0/^n 



HYDRAULIC TOOLS AND EQUIPMENT FOR ' 't^i^r!^ 



-^tLgCTION 



Approved for public release; distribution unlimited 



NAVAL CIVIL ENGINEERING LABORATORY 

 Port Hueneme , California 93043 





