short distance above the ground, and almost instantaneously vanish. After a short time the phenomenon was repeated, not once or twice, but several times; at last the scientific gentleman, laying down his pen, began to consider to what natural causes these appearances were to be assigned. They were not meteors; they were too low. They were not glow–worms; they were too high. They were not will–o'–the–wisps; they were not fireflies; they were not fireworks. What could they