human
This silent engine theory, Keane, what do you think of it?
gpt
Do you think it possible?
human
Scarcely, replied Keane carefully,
gpt
I intend to visit Professor Verne at his house first thing to-morrow, or rather to-day, for it is already morning.
human
But the aeroplane, added Sharpe, who had been perusing the Delhi message,
gpt
Given the one, the other would naturally follow, and would be the lesser task of the two, for this man is a great engineer as well,
human
It is a deep well of mystery, continued Tempest after another pause;
gpt
I cannot spare you for that, but I have already ordered strong patrols of aerial police to search for the brigands. I must have you here or somewhere within call. At any rate, I cannot let you go further than Germany. It may be necessary to send you there again.
human
On what account, sir?
gpt
To find the aerodrome which this raider calls ’home,’ for he must have a rendezvous somewhere if only to obtain supplies and repairs.
human
And that secret aerodrome must be somewhere in Germany, hidden away in some out-of-the-way place,
gpt
But in what part of Germany?
human
Let me see, cried Keane, rising to his feet, and walking across the room to where the large map of Germany hung upon the wall--
gpt
The Schwarzwald!
human
Yes, it is by far the best hiding-place in the whole country. One may tramp for days and never see a soul. It must be somewhere in the Schwarzwald.
gpt
Then to the Schwarzwald you must go to-morrow, adopting whatever disguises you desire, and you must find this hidden spot where the conspiracy has been hatched,