"Aye, aye, sir!"

"Fire!"

"Fire it is, sir."

"Have you fired, Mr. Somers?" rolled down Jack's next question.

"Yes, sir."

"Then turn on the compressed air, and bring us to the surface."

"Aye, aye, sir!"

The instant that the conning tower stood up, dripping, through the waves,
Jack turned on searchlight again. Slow speed ahead he next signaled.

As the piercing rays of light gleamed out over the waters before them
the surface of the sea ahead was seen to be covered with floating
litter.

"Jove, look at the wreckage!" uttered Lieutenant Danvers, jubilantly.
"Everything about that old derelict that could float has come up to
the surface."

"Do you think the derelict is utterly smashed, sir?" inquired Jack
Benson, respectfully, for this trained naval officer knew more about
such things than he did.

"That derelict is blown to kindling wood," exclaimed Danvers, himself