“Why can’t we go to Afriky?” was the astounding question.

Harvey laughed.

“Why, Bunk, that is thousands of miles off. We should have to cross the Atlantic Ocean.”

“What’s to hender doing dat?”

“You know we have to renew our supply of gasoline and oil every few hours. Can you tell me how it is possible to do it when hundreds of miles from land? We spoke of this before.”

“Don’t de ships and steamboats carry de stuff?”

“If we could count upon meeting one of them when needed, we might get on, but when father and I crossed the ocean, we passed days at a time without seeing a sail.”

“Hang a boat on to de bottom of dis keer and paddle till we run agin a ship.”

“Drive that wild idea out of your head, Bunk. I don’t doubt that you and I shall live to see the day when aeroplanes will make regular trips between the continents, but we must wait till that time comes.”

“Doan’ yo’ spose Perfesser Morgan can doot?”