Then the ship seemed to give a great shiver as a big wave struck under the port bow.
"He's hit us!" cried Bob, trying not to laugh.
"Quick! Get me a life-preserver!" exclaimed Mr.Tarbill.

"A life-preserver! The ship is sinking!" [Illustration: "A life-preserver! The ship is sinking!"] "What's all the excitement about ?" suddenly asked Captain Spark, appearing at the head of the ladder that led to the quarterdeck.
"The ship has been struck by a monster whale!" exclaimed the nervous passenger, "He's rammed us, captain, and I'm going to get a life-preserver! Then I must save my valuables in my cabin!" He rushed from the deck, while the captain, with a grim look on his face, glanced at Bob, who burst into laughter..