The thickest group of attackers were jostling about Naida. As the screams and sobs of the girls quivered out, mingled with the guttural roaring of the men, Naida was shut off by a solid wall of aggressors.

Then Kirby saw her again. But now two of the most powerful of the ape-men had caught her up and was carrying her. Her kicking and writhing and biting accomplished nothing. The apes were headed directly back to the jungle.


Now, however, most of the yellow mist had disappeared, and that was all Kirby had been waiting for. With a growling shout, he tore out from behind his boulder, his Luger ready. Naida’s captors were in full retreat, and other pairs of men were snatching up other girls and hopping after them. Toward Naida Kirby ran madly but not blindly.

“Naida! Naida!” he bellowed.

He got in two strides for every one the apes made.

“Naida!” he shouted, and at last saw her look at him.

Her face was pallid with loathing and terror. As her glimmering dark eyes met his, they flashed a plea which made his heart thrash against his lungs.

With a final roar of encouragement Kirby closed in on the hair-covered men, and fired instantly a shot which caught one full in the heart. The creature wavered on its legs, looked at the unexpected enemy with dismayed, swinish little red eyes, and relaxing his hold upon Naida, dropped without making a sound.

After that—