Page:Tom Swift and His Air Glider.djvu/132

122 Petrofsky. "You know we're rather large, and can be seen from a good distance. Then too, the whole Russian secret police force is at the service of our enemies."

"But we're not over Russia yet," said Mr. Damon.

Ivan Petrofsky took the telescope and peered down toward the earth. They were not a great way above it, and at that moment they were passing a small village.

"Can you tell where we are?" asked the odd man.

"We are just over the border of the land of the Czar," was the quiet answer. "The imperial flag is flying from a staff in front of one of the buildings down there. We are over Russia."

"And here comes that airship," called Ned suddenly. They gazed back with alarm, and saw that it was indeed so. The big aeroplane had come on wonderfully fast in the last few minutes.

"Tom! Tom!" cried his chum. "Better get ready to make a sprint."

"I'm all ready," calmly answered our hero. "Shall I go now?"

"If you can give us a few seconds longer I may be able to tell who is after us," remarked