Pomp was upon his feet and recovered himself to hear the mad peals of laughter from Barney below stairs.

To the Celt it was the funniest trick he had yet played on the darky.

“Begorra, I got square wid yez that toime, naygur!” he roared.

Pomp was angry, but far too crestfallen to recover himself.

It had simply been a case of turn about for hitting Barney with the swab.

“I gits squar wid dat I’ishman if I has to try a yeah!” he muttered.

But he did not try it then, for he saw Frank Reade, Jr., coming across the deck.

CHAPTER IV.
A VISIT TO AN ICEBERG.

Frank came to the door of the pilot-house with an eager expression upon his face.

“Come out here, Barney and Pomp,” he said. “We are pretty near the Arctic regions now.”