"What's that?" he asked the chauffeur.

"That's the throttle," replied the latter.

"Humph! I suppose you can drive the noisy thing?"

The chauffeur nodded; he was too insulted to reply in words.

"Can you stop it?" asked the old man.

"In a few yards," said Denis. "Step inside, Dad, and see for yourself."

Grumbling and growling, Samuel Quirk followed his wife and Kathleen into the tonneau. From the front seat Denis directed the driver.

"Easy at first, until they find their legs; then intoxicate them with the sensation of flying," he half whispered.

To Kathleen it was pure joy from the first; but Mrs. Quirk, and, to tell the truth, Samuel Quirk, were for half an hour very nervous.

"Can you stop her?" the latter asked as they flew down a steep hill.