Frank armed himself with a pike and saw, as did Stanhope.
Then they entered the vestibule. It quickly filled with water, and a moment later they were able to emerge and walk upon the bed of the ocean.
Frank walked around the Dolphin and inspected its position. Stanhope remained upon the opposite side.
Then Frank mounted the timbers over the Dolphin’s bow, and began work with his saw. He worked away with all his might to sever the heaviest timber which held the head of the Dolphin.
It was no light task, for the timber was of stoutest oak, but Frank kept steadily at work.
As soon as he was able to accustom himself to the pressure of the water, Stanhope joined him.
Both labored for fully an hour, and then the last timber was sawed, and there was no doubt but that the boat could easily float away from the wreck.
The Dolphin was saved, and the party could once more go forward upon its submarine journey.
Stanhope endeavored to speak to Frank. But of course the young inventor could not hear him.
However, Frank guessed from his actions that he was endeavoring to do this, so he advanced and placing his helmet close to Stanhope’s, shouted: