00326nam a2200133Ia 4500008004100000040001200041082001300053100003300066245002600099250001200125260003300137260000900170300001300179191121s9999||||xx |||||||||||||| ||und||  aIMU-MPC  aColumn-5  aThe Hydrographer of the Navy 4aThe Mariners Handbook  a5th Ed.  bThe Hydrographer of the Navy  c1979  avii, 163