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s would be waiting for every battleship.
But all this depended upon the third thing, which was due to happen on June 15th. I would never have grasped this if I hadn't once happened to meet a French staff officer, coming back from West Africa, who had told me a lot of things. One was that, in spite of all the nonsense talked in Parliament, there was a real working alliance between France and Britain, and that the two General Staffs met every now and then, and made plans for joint action in case of war. Well, in June a very great swell was coming over from Paris, and he was going to get nothing less than a statement of the disposition of the British Home Fleet on mobilization. At least I gathered it was something like that; anyhow, it was something uncommonly important.
But on the 15th day of June there were to be others in London - others, at whom I could only guess. Scudder was content to call them collectively the 'Black Stone'. They represented not our Allies, but our deadly foes; and the information, destined for France, was to be diverted to their pockets. And it was to be used, remember - used a week or two later, with great guns and swift torpedoes, suddenly in the darkness of a summer night.
This was the story I had been deciphering in a back room of a country inn, overlooking a cabbage garden. This was the story that hummed in my brain as I swung in the big touring-car from glen to glen.
My first impulse had been to write a letter to the Prime Minister, but a little reflection convinced me that that would be useless. Who would believe my tale? I must show a sign, some token in proof, and Heaven knew what that could be. Above all, I must keep going myself, ready to act when things got riper, and that was going to be no light job with the police of the British Isles in full cry after me and the watchers of the Black Stone running silently and swiftly on my trail.
I had no very clear purpose in my journey, but I steered east by the sun, for I remembered from the map that if
