The engines of the airship, though delicate, were powerful, and in a very short time the ship had been towed to the end of the channel.

Here sail was made and the Albatross stood away to the northward.

Captain Hardy, Jack Wallis and Lucille stood upon the quarter deck and waved a farewell to the aerial voyagers.

“I am so glad that we were enabled to render them such a service,” said Frank. “It well repays me for my Antarctic trip.”

“Certainly. You have done a good deed,” declared Professor Gaston, warmly.

“Now for the South Pole!”

“Hurrah!”

Barney and Pomp set about their duties with a vim.

They were bosom friends and yet each was engaged in constant nagging at the other. Many were the practical jokes they played upon each other.

“Hi, dar, yo’ big I’ishman!” cried Pomp, in an imperious way, “why don’ yo’ shine up dat brasswo’k in de engine-room?”