Lower and lower Jacques guided the speeding monoplane. Nearer and ever nearer they approached to the fast rushing train beneath them. It was directly ahead of them now and the young French pilot dogged its course closely.

"Get your bombs ready and make 'em sure," he directed. "I'm going down pretty low and we won't be able to waste any time."

Underneath, the dark outline of the train could be faintly seen as it glided along its steel track bringing its load of human or mechanical food to the hungry battle-line. Swiftly but with great care the two brothers made ready the deadly missiles with which they hoped to foil the plans of their enemies below.

CHAPTER XXV

BACK AGAIN

"Yell when you want us to drop the bombs, Jacques," said Leon.

"All right."

"That's the best plan I think," said Leon to his brother. "Jacques can see better than we can and is able to tell just when we ought to let them go."

"If we could only blow up that train," exclaimed Earl eagerly.