“Well, it did kinder seem so. Kept it up fer as much as ten minutes mebby more, then it went out an’ I didn’t see it agin’.”

“Then they must be back,” Bob said turning to Jack and Kernertok.

“Looks like it,” Jack agreed.

A moment later and they were making their way down the deep gorge, Sicum leading the way.

“I’d give a cent to know if they were signaling to Mr. Sleeper,” Bob said to Jack as they walked side by side.

“Who else could it be?”

“Ah, there’s the rub,” Bob quoted.

“And there’s the balloon,” Jack added. “That must have been a signal and it doesn’t seem hardly possible that both parties are signaling to a third person, does it?”

“Hardly. But what possible connection can there be between them?”

“Ask me something easy,” Jack said as he wiped the sweat from his face. “Whew, but it’s hot.”