CHAPTER I THE ORIGIN OF STAR-WORSHIP CHAPTER II THE RIDDLE OF THE MILKY WAY CHAPTER III THE CLIMATIC IMPORTANCE OF WATER VAPOUR CHAPTER IV ATMOSPHERE AND PHYSICS OF THE STELLAR BODIES CHAPTER V THE CHEMISTRY OF THE ATMOSPHERE CHAPTER VII MERCURY, THE MOON, AND VENUS By Authorized Translation from the Swedish Illustrated G. P. Putnam’s Sons Copyright, 1918 The Knickerbocker Press, New York |