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Rh before starting with their comrades of the air to search for the monster gun.

While these events were transpiring, the French army intelligence department had not been idle. The officials knew how vitally necessary it was, in order not to have the morale of the people of Paris weakened, to do something to find and silence the big guns. And first it was ncessarynecessary [sic] to discover them.

While this, as yet, had not been done with exactness, owing to the concealing tactics of the Germans, it was believed that the long-range cannon was hidden in a certain wood near Laon. French airmen had endeavored to spy out certain positions there, but an unusually large number of German planes had fought them off.

"That's pretty good evidence that there must be something doing," observed Tom, when he heard this information. "Laon is about ten miles behind the German lines as they exist at present. Just a breather for a good French plane. Jack, that's a trip we'll soon be taking."

"I'll be with you, old scout. How's your hand?"

"Oh, all right now. I can hold the joy stick or work the gun. I'm ready for whatever comes along."

The time had come for the picked squadron