Unconsciously the girls moved their chairs nearer to the glowing fire, clasped hands for reassurance of earthly presence. They looked at the boys curiously, yet fearfully.

“You found the ghosts!” repeated Jessie, incredulously. “Darry, what does he mean by that?”

Darry chuckled.

“Just what he says, I guess,” he returned, adding quickly, as excitement gripped him again: “When I told the fellows about the hut in the swamp we got to wondering if those ghostly manifestations might not possibly come from the same source——”

“Oh, oh, oh, I just thought of something!” cried Jessie, and the boys looked at her expectantly. Her eyes were dancing with excitement. “Those sheets in the house we passed the day we got lost coming home from the ranger station!”

“Bright girl,” applauded Fol. “Once more you have hit the nail right on the head.”

“I will hit something beside a nail on the head if you don’t tell me what you are talking about,” threatened Amy. “What in the world have sheets——”

“To do with ghosts?” finished Nell, as excited by this time as Jessie. “Why, Amy, I am ashamed of you. A child could answer that question.”

“Then you think that the sheets we saw hanging in the room of that strange house have something to do with the ghostly figures cavorting around near the camp that night Phrosy got so scared?” asked Amy, incredulously, and the boys nodded, laughing at her disbelief.

“We are p............