German made another swift attack upon the Undaunted.

For a moment it seemed that a collision was unavoidable, but
Captain Fox managed to get his ship out of the way just as the
enemy plowed by. It was close work and required great coolness.

Meantime the Sylph was close on the heels of the other German
vessel. Salvo after salvo the British poured into the apparently
helpless German torpedo boat, which, however, continued its
flight rather than surrender.

Frank and Jack, both happening to be on the bridge at the same
moment, stood for a brief second to watch the effect of the
Sylph's fire. The damage to the German had been terrific. The
vessel listed badly, and seemed in imminent danger of sinking.

"By Jove!" ejaculated Jack, and would have said more but for a
sudden interruption.

There was a terrific explosion on the German vessel, and as if by
magic, it disappeared beneath the sea. The Sylph's battle was
over.

"Get out the boats, men!" came Lord Hastings command. "It may be
that we can save some of them."

Jack and Frank leaped quickly into the same boat, and a moment
later were rushing to the spot where the German torpedo destroyer
had disappeared. For perhaps five minutes they cruised about,
unable to find a single survivor, and then both were startled by