"Well, it's all over. I guess we may as well get back to our airship."
"What became of Munson and the others?" asked Mr. Damon.
Mr. Jenks pointed to the trail, far below. The figures of some men, running madly, could be seen.
"There they go," he said; "I fancy we have seen the last of them." And they had, for some time at least.
There was little use lingering any longer on Phantom Mountain—indeed little of it was left on which to remain. Looking back toward the place where the cave had been, Tom and the others started forward again. The diamond-making machinery had all been destroyed. So, also, had the finished diamonds stored in the cavern and the large supply which had probably been made by the last terrific crash. No one would ever have them now. Tom and Mr. Jenks felt a sense of disappointment, but they were glad to have escaped with their lives. They sought their former camp, but the tent and all their food was buried under tons of earth and rocks.
Three days later, after rather severe hardships, they were near the place where they had left the Red Cloud. They had suffered cold
