The general raised a hand imperiously.

"There are no 'buts,'" he said. "You have heard my command. Obey it."

Hal and Chester were dumfounded. As their guards turned and marched them in the direction of the general's quarters, Hal asked of Chester:

"Do you remember him?"

Chester nodded in the affirmative.

For the German officer who had thus saved them from death before a firing squad was none other than the officer whom they had encountered in the station at Berlin, the man who had threatened to have Hal whipped for accidentally bumping into him, and had pushed him from the train.

CHAPTER XVII.

A FRIEND IN NEED.

"What do you suppose is going to happen now?" asked Chester breathlessly.

"It's too deep for me," replied Hal. "I can't imagine what he wants with us."