A FACE haunted Cameron - a woman's face. It was there in the white heart of the dying campfire; it hung in the shadows that hovered over the flickering light; it drifted in the darkness beyond. This hour, when the day had closed and the lonely desert night set in with its dead silence, was one in which Cameron's mind was thronged with memories of a time long past - of a home back in Peoria, of a w...