Most Secret . Conduct of Squadrons in Dangerous Submarine Areas. It is always advisable to proceed at high speed. Broad formations are of great value so long as the danger from mines is not increased thereby.
Close order is more favourable than open.
Should lack of time, the objective, or other circumstances not allow of making marked irregular alterations of course, then a steady course and high speed are more advantageous. The distances of columns apart should not be greater than normal. It is best to order and execute one zigzag course for the whole force. Should visual communication be possible, screening cruisers will inform the van and rearguard, etc, of the zigzag course of the Main Fleet. Cruisers screening the Main Fleet will, as a rule, proceed on zigzag courses.