gone. "I happen to be in partial command of this craft, and I warn you that if I find you interfering with us it won't be healthy for you. I'm not fond of fighting, but when I begin I don't like to stop," and he smiled grimly. "You'd better not follow us."
"We'll do as we please," shouted the third member of the trio on the deck of the other boat, which, as Tom could see, was named the Wonder. "We intend to get that gold if we can,"
"All right. I've warned you," went on the sailor, and then, motioning to Tom and his father to follow, he went below.
"Well, what's to be done?" asked Mr. Swift when they were seated in the living-room, and had informed the others of the presence of the rival submarine.
"The only thing I see to do is to sneak away unobserved, go as deep as possible, and make all haste for the wreck," advised the captain. "They will depend on us, for they have evidently no chart of the wreck, though of course the general location of it may be known to them from reading the papers. I hoped I had thrown them off the track by the false chart I dropped, but it seems they were too smart for us."
"Have they a right to follow us?" asked Tom.
"Legally, but not morally. We can't prevent
