At any rate she must not pass us.
"At night when she anchors she must have two head lights, one at the crosstrees and one at the topmast head.

I shall be on the lookout for her, and we will take some blue lights and some red lights with us.

Every night I will burn a blue light, say at nine o'clock.

A man in the crosstrees will make it out twenty miles away, and that will tell them where I am, and that I don't want them.

If I burn a red light it will be a signal for the yacht to come and pick me up." "Then you will go in the boat yourself, Major ?" "Yes, I must be doing something.