A submarine at sea is a different world in herself, and in consideration of the protracted and distant operations of submarines, the Navy must place responsibility and trust in the hands of those who take such ships to sea.

In each submarine there are men who, in the hour of emergency or peril at sea, can turn to each other. These men are ultimately responsible to themselves and each other for all aspects of the operation of their submarine. They are the crew. They are the ship.

This is one of the most difficult and demanding assignments in the Navy. There is not an instant during his tour as a submariner that he can escape the grasp of responsibility. His privileges in view of his obligation are almost ludicrously small, nevertheless, it is the spur which has given the Navy some of its greatest mariners - the men of the Submarine Service.

It is a duty which most richly deserves the proud and time honored title of -