Yet he had little doubt but that the pursuing machine had risen from the aerodrome of Count Remy de Morbihan at St.-Germain-en-Laye; that it was nothing less, in fact, than De Morbihan's Valkyr, reputed the fastest monoplane in Europe and winner of a dozen International events; and that it was guided, if not by De Morbihan himself, by one of the creatures of the Pack—quite possibly, even more probably, by Ekstrom!
But—assuming all this—what evil could such pursuit portend? In what conceivable manner could the Pack reckon to further its ends by commissioning the monoplane to overtake or distance the Parrott? They could not hinder the escape of Lanyard and Lucy Shannon to England in any way, by any means reasonably to be imagined.
Was this simply one more move to keep the pair under espionage? But that might more readily have been accomplished by telegraphing or telephoning the Pack's confrères, Wertheimer's associates in England!
Lanyard gave it up, admitting his inability to trump up any sane excuse for such conduct; but the riddle continued to fret his mind without respite.
From the first, from that moment when Lucy's disappearance had required postponement of this flight, he had feared trouble; it hadn't seemed reasonable to hope that the Parrott could be held in waiting on his convenience for many days without the secret leaking out; but it was trouble to develop before the start from Port Aviation that he had anticipated. The possibility that the Pack would be able to work any mischief to him, after that, had never entered
