when it happens to be so unusual and fantastic as this one. However, as I cast my mind back over the events of the morning, and as I reconsider the fatuous conduct of my companions, I find it easy to believe that some poison of an exciting kind was responsible for their symptoms."
Challenger slapped his colleague good-humouredly upon the shoulder. "We progress," said he. "Decidedly we progress."
"And pray, sir," asked Summerlee, humbly, "what is your opinion as to the present outlook?"
"With your permission I will say a few words upon that subject." He seated himself upon his desk, his short, stumpy legs swinging in front of him. "We are assisting at a tremendous and awful function. It is, in my opinion, the end of the world."
The end of the world! Our eyes turned to the great bow-window and we looked out at the summer beauty of the country-
