Moon-boundDoc Savage had lived, considering the incredible dangers of his strange profession, a long time—although he was a young man. He took no chances, which accounted in part for his continued presence on earth. He frequently did not tell even his five aides or Pat what he intended doing, or where he would be. He did not distrust them. But there was always a chance they would be tricked into revealing his whereabouts to an enemy, or a foe might capture one of them and force admissions. The truth was that Doc had been keeping a close watch on his four aides. Not checking on them, however. He had been watching Aldace K. O’Hannigan to ascertain if the man made a move which would admit guilt. A witness to the raid on his headquarters by Lurgent, Doc had not interfered—once convinced his

