“Good enough. Then flying day and night, that brings us to the region we want to go to in about thirty-five hours.”

“That’s right,” nodded Mr. Chadwick, “but there are other things to be considered,—Indians, for instance.”

“Vee vouldt nodt vant to go vere human beings existed,” said the professor. “Der Megatherium, if he exists, vill be foundt far from any place vere peoples of any kindt lif.”

Mr. Chadwick interposed one or two more objections and then was silent for a minute. Finally he turned to the boys.

“Well,” he said, “what do you lads think of it?”

“I think that we could make the trip, sir,” rejoined Jack. “We are well armed. We have some trinkets that we could trade off to any hostile tribe we encountered and gain their good will, and then, too, the very sight of our flying-ship would overawe them if we managed things right. But from what the professor says, we are not likely even to encounter that danger. All we are required to do, as I understand it, is to fly our ship to a region he selects, and from that point organize a search for the Mega—mega——”

“Megaphone,” suggested Dick.

“Well, for the giant sloth. If you ask me, I say—yes!”

“Same here,” declared Tom, promptly, who had been waiting eagerly for a chance to announce himself.

“Yes,” thundered Captain Sprowl, “and we’ll bring that Meggy-meggy-fear-none home again, lashed to the mast.”