"Why, Pringle," said I to the gunner, whose watch it was, "what does that mean?  Surely they are not going to endeavour to tow the brig within gunshot of us, are they?  They could never do it; for, although there is scarcely a breath of wind stirring, this little beauty is still moving through the water; and so long as she has steerage way on her we ought to be able--"