start their motor and make a successful start into the upper air currents the hostile plane would be ready to challenge them to deadly combat.
But Tom was already beginning to fasten little Helene in a seat alongside his own position. From this Jack understood that his chum's mind was made up, and that half a dozen waiting planes might not daunt him. They would have to take chances one way or another; and by going aloft they might at least be in a position to hold their own.
Jack hoped with all his heart they could get away without an upset The ground was far from being all that might be wished; but then he had known even worse in his experience, and had never yet come a cropper. Besides, Tom would be at the helm, and that stood for a great deal. Jack hastened to get aboard.
None too soon did the pilot get his machine to going. The Huns were already howling close by, and must have turned in at the cemetery entrance as though suspecting the truth.
With a whirr and a clatter the plane was off. Guns had commenced to bark and red splashes of fire to stab the opaque mist that had now fallen on the lower ground with the deepening night. Jack felt like laughing at all these vain efforts to stop their departure.
Bumping along, Tom increased the speed, with
