fashion; but then perhaps it was the only way open to the person. There was one chance in ten that it would be found; but you know sometimes we can't choose our way of doing things, but must accommodate ourselves to circumstances. This toy balloon being handy suggested a possible way of getting the warning to you, Jack."
"But why me any more than you, Tom, or any other fellow in the escadrille?" continued Jack, sorely bewildered.
"That's something we can only guess at," he was told. "Evidently this person had your name, and knew you were working here with the Lafayette boys. Try to think of some one you may have done something for to make him feel grateful to you. Could it have been that boyish-looking German prisoner we talked with the other day, and for whom you bound up a badly damaged arm, Jack?"
"Oh! that boy!" exclaimed the other, and then shook his head. "No, it's impossible. You see the poor chap could hardly talk halfway decent English, and I'm sure he never could write my name like this. Besides, Tom," Jack went on triumphantly, "I never bothered to mention to him that I had a name. To him I was simply an American flying for France."
"Anybody else you can think of?" persisted