“She has blown up!” cried Herbert.

“Yes! blown up, just as if Ayrton had set fire to the powder!” returned Pencroft, throwing himself into the lift together with Neb and the lad.

“But what has happened?” asked Gideon Spilett, quite stunned by this unexpected catastrophe.

“Oh! this time, we shall know--” answered the engineer quickly.

“What shall we know?--”

“Later! later! Come, Spilett. The main point is that these pirates have been exterminated!”

And Cyrus Harding, hurrying away the reporter and Ayrton, joined Pencroft, Neb, and Herbert on the beach.

Nothing could be seen of the brig, not even her masts. After