his calculations. Even now he found it difficult to give it serious consideration.
Again he glanced back. Now, in his judgment, the monoplane loomed larger than before against the glowing sky, indicating that it was overtaking them.
Beneath his breath Lanyard swore from a brimming heart.
The Parrott was capable of a speed of eighty miles an hour; and unquestionably Vauquelin was wheedling every ounce of power out of its willing motor. Since drawing Lanyard's attention to the pursuer he had brought about appreciable acceleration.
But would even that pace serve to hold the Valkyr if not to distance it?
His next backward look reckoned the monoplane no nearer.
And another thirty minutes or go elapsed without the relative positions of the two flying machines undergoing any perceptible change.
In the course of this period the Parrott rose to an altitude, indicated by the barograph at Lanyard's elbow, of more than half a mile. Below, the Channel fog spread itself out like a sea of milk, slowly churning.
Staring down in fascination, Lanyard told himself gravely:
"Blue water below that, my friend!"
It seemed difficult to credit the fact that they had made the flight from Paris in so short a time.
By his reckoning—a very rough one—the Parrott was then somewhere off Dieppe: it ought to pick up England, in such case, not far from Brighton. If only one could see …!
