"We won't discuss that, now. You had better think it over."

"I have thought it over. I am grateful to you for saving me, but—well at present I can't do anything."

"You mean, you won't."

"Well, have it that way if you wish."

"You'll be sorry some day," said Dave, bluntly.

Ridgely left the room. He closed the door after him with an assurance to Dave that things would be "all right." Just then there was the sound of some one hurrying into the next room, and an excited voice shouted out in an exultant tone:

"Say, father, we've got the other one, too!"

CHAPTER XXIII

HIRAM'S ADVENTURES

The young aviator at once recognized the voice in the adjoining room which spoke the excited, words: