and muscles were very steady as he swung his cudgel in an arc that brought it crashing down upon the upraised guarding arm of the cave man.
There was a snapping of bone beneath the blow, a scream of pain—the man staggered back, the girl sprang to Waldo’s side from the ledge above, and hand in hand they turned and fled down the face of the cliff.
From a dozen cave-mouths above issued a score of cave men, but the fleeing pair were half-way across the clearing before the slow-witted brutes were fully aware of what had happened. By the time they had taken up the pursuit Waldo and the girl had entered the forest.
For a few yards the latter led Waldo straight into the shadows of the wood, then she turned abruptly toward the north, at right angles to the course they had been pursuing.
She still clung to the young man’s hand, nor did she slacken her speed the least after they had entered the darkness beneath the trees. She ran as surely and confidently through the impenetrable might of the forest as though the way had been lighted by flaming arcs; but Waldo was continually stumbling and falling.
The sound of pursuit presently became fainter; it was apparent that the cave men had continued on straight into the wood; but the girl raced on
