get Dr. Hendrix—broken bridge—came through the air with him. Is that right?"
"Yes, dad. But don't tire yourself. You must get well and strong."
"I will, Tom. But tell me; did you go in—in the Humming-Bird?"
"Yes, dad."
"How did she work?"
"Fine. Over a hundred, and the motor wasn't at its best."
"That's good. Then you can go in the big race, and win."
"No, I don't believe I'll go, dad."
"Why not?" Mr. Swift spoke more strongly
"I—because—well, I don't want to."
"Nonsense, Tom! I know; it's on my account. I know it is. But listen to me. I want you to go in! I want you to win that race! Never mind about me. I'm going to get well, and I'll recover all the more quickly if you win that race. Now promise me you'll go in it and—and—win!"
The invalid's strength was fast leaving him.
"I—I———," began Tom.
"Promise!" insisted the aged inventor, trying to rise. Dr. Hendrix made a hasty move toward the bed.
"Promise!" whispered the surgeon to Tom.
"I—I promise!" exclaimed Tom, and the aged