“Then there’s a storm coming, sure enough,” said Hiram.

Even before they had all the windows closed a change of atmosphere was noticeable. A blast of wind roared around the giant airship.

“Of course, this isn’t serious,” observed Hiram.

“Oh, I think not,” rejoined the young aviator.

“If the Albatross can’t weather a little land zephyr, she’s no good over the ocean.”

“Mr. King is simply taking all precautions,” said Dave.

“Whew! did you feel that!”

There was a whirl that made the young airmen think of their past experience in striking an air pocket when aboard their monoplane.

Bang! went a pitcher of water from the table in the center of the cabin.

“We’re tipping,” exclaimed Hiram.