can't pick him up, though he can't be so very far ahead of us."
"Let me try," suggested Ned. "Put her up a bit, Tom, where I can look down. Andy won't dare go very high. Maybe I can sight him."
"The Red Cloud shot upward as the young inventor shifted the elevation rudder, and the bank clerk, with the powerful glass to his eye, swept the space below him. For half an hour he looked in vain. Then, with a little start of surprise he handed the glass to his chum.
"See what you make that out to be," suggested Ned. "It looks like a big bird, yet I haven't seen any other birds to-day."
Tom looked. He peered earnestly through the telescope for a minute, and then cried:
"It's Andy's airship! He's ahead of us! we must catch him! Ned, you and Mr. Damon speed up the motor! The race is on!"
In a few minutes the great airship was hurling herself through space, and, in less than ten minutes Andy's craft could be made out plainly with the naked eye. Fifteen minutes more and the Red Cloud was almost up to her. Then those aboard the Anthony must have caught sight of their pursuers, for there was a sudden increase in speed on the part of the unscrupulous Foger
