Page 



MERMAID HI 66 



described 1^"^ 



MERMAID IllirV 66 



described 1^^ 



Metacenter, defined 16 



Metacentric height, defined 17 



MIDWIFE M/V 59 



MINI DIVER, described 157 



Min-o-hing 668 



MIZAR. VSNS 59 



short baseline tracking system 502 



MOANA IIII 82 



Monod, Theodore ^^ 



Motor Boat Safety Act 623 



Motors - 388 



ac vs. dc power 389 



hermetically sealed 391 



open- winding, oil-filled 390 



open- winding, water- filled 390 



MUTE 2 



Mutual Assistance Rescue and Salvage Plan 647 



Nani, Menotti 34 



National Aeronautics and Space Administration 60 



National Council on Marine Research and Engineering 54 



National Geographic Society 34, 48 



National Marine Fisheries Service 370 



National Oceanic and Atmospheric Administration 9. '116 



recommended life support duration -ll- 



National Search and Rescue Plan 647 



National Technical Information Service 370 



NAITILETTE 45 



desci-ibed 159 



NAVTILVS 2 



Naval Applied Science Laboratory 249 



Naval Electronics Laboratory 39, 556 



Naval Oceanographic Office 2, 6, 50 



Naval Ordinance Laboratory 706 



Naval Ordinance Test Station 45, 111 



Naval Ships. Research and Development Center 270, 297 



Naval Ships System Command 637 



Naval Weapons Center 55, 139 



Navigation, see also Homing Systems, by: 494 



bottom mounted acoustic systems 510 



dead reckoning 505 



gyrocompass 504 



magnetic compass 505 



marker buoys 498 



surface tracking systems 496 



active sonar ranging 497 



pinger-hydrophone systems 498 



pi nger transponder — hydrophone/interrogator 501 



short baseline system 502 



visible markers 505 



753 



