"Look out for the submarine!"

Sixty's hands fell from his lips and he gave a jump for the side of the brig. The rest of the men ran with him. For an instant something like panic laid hold of the entire party.

Dick, thrilled with a wild feeling of hope, rushed for the battered bulwarks of the wreck—and stood there, gasping with astonishment.

Within fifty feet of the brig, bow on, lay the Grampus. There was not a sign of life about her, but there she lay, silent, menacing, a thing of power fraught with deadly peril for the lawless men on the wreck.

Sixty, regaining his wits, gave vent to a fierce oath and jerked a musket from the hands of one of the sailors. He fired, but the bullet glanced harmlessly from the rounded steel deck of the submarine.

The next moment the top of the conning tower began lifting slowly.


[CHAPTER XIV.]

THE "GRAMPUS" GETS A CLUE.

For a few minutes Matt and Captain Nemo, Jr., stared at the overturned whaleboat. The captain read the dread suspicions that were passing through the young motorist's mind.