CHAPTER 4INVISIBLE DEATH Over the undulant surface of the gloomy desert there came gliding weird shadows, like moving pools of black ink. Kellory raised his head to rake the starry heavens with a swift glance: the skies were cloudless and clear. Nothing that could be seen with the eyes of the flesh there was that could have cast such shadows, and no source of illumination powerful enough to have made them upon the sands. It was difficult to perceive the true shape and likeness of the things from the flat, two-dimensional shadows they cast over uneven surfaces of sand, but it seemed to him that they were like enormous bats, with low-browed, horned heads. The eyes of the flesh…? Growling a curse at his own stupidity, Kellory clamped his eyes shut, reaching within himself to the sources o

