To his amazement it rolled easily away, leaving just room for a man to crawl out.

Beyond lay the woods and the sky and the river! It was indeed another entrance to the cave!

CHAPTER XIV.

SOME FUN WITH THE YEARLINGS.

The reader of course knows that no cadets had been near the cave. But that the Seven did not know; they thought that “the enemy” had left by that entrance.

Texas clutched his fists suggestively. Texas had been looking forward to a fight and some fun, and he was considerably aggravated at having been thus cheated of his prey. However, there was nothing to do now but draw in the stone and make the best of their way back to the main cavern again.

Mark suggested that they go outside and let the learned Parson display his skill by finding that bowlder again. Then, too, they might fix it up so that no trespassers could enter in future.

They hurried back through the narrow passageway and were soon on the very spot where that mysterious groan had scared them so. As to that groan they never gave another thought, for they imagined that its originators had fled.

They would have been very much altered in their opinion, however, if they had only once looked behind them. Scarcely had they left the passageway before the same wild-eyed, crouching figure stole across in the shadow and disappeared.

It was that mysterious old man returning to his lonely cell.