CHAPTER XXI
AT THE OLD CHATEAU
The air service boys had no difficulty in retracing their steps, especially since Tom, with his usual caution, had been careful to remember the spot where the main road was joined by that coming from the country cemetery.
Once again they made their way past the ghostly looking stones.
"I can see our boomer now, Tom!" Jack cried, as if he had been a little afraid that something had happened while they were absent, and that they would find the airplane missing.
"You want to be mighty careful of that stuff," his chum warned him, as Jack stumbled over some unnoticed object, and only retained his balance by a supreme effort.
"That's a fact," mumbled the other. "Especially as there's no more where this lot came from. I attended to that, all right. But here we are, and now to get the holes plugged up."
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