"You inserted in your issue of Tuesday last a paragraph based upon a few words which I let fall, the other evening, in the course of a lecture, which I was delivering at the Santé on foreign politics. Your correspondent's paragraph, although accurate in all essential particulars, requires a slight correction. The letters exist, as stated, and it is impossible to deny their exceptional importance, seeing that, for ten years, they have been the object of an uninterrupted search on the part of the government interested. But nobody knows where they are hidden and nobody knows a single word of what they contain.
"The public, I am convinced, will bear me no ill-will if I keep it waiting for some time before satisfying its legitimate curiosity. Apart from the fact that I am not in possession of all the elements necessary for the pursuit of the truth, my present occupation does not allow me to devote so much time as I could wish to this matter.
"All that I can say for the moment is that the letters were entrusted by the dying statesman to one of his most faithful friends and that this friend had eventually to suffer the serious consequences of his loyalty. Constant spying, domiciliary visits, nothing was spared him.
"I have given orders to two of the best agents of my secret police to take up this scent from the start in a position to get to the bottom of this exciting mystery.
"I have the honor to be Sir,
"Your obedient servant,
"Arsène Lupin."
So it was Arsène Lupin who was conducting the case! It was he who, from his prison cell, was stage-managing the comedy or the tragedy announced in the first note. What luck! Everybody was delighted. With an artist like Lupin, the spectacle could not fail to be both picturesque and startling.
Three days later the Grand Journal contained the following letter from Arsène Lupin:
"The name of the devoted friend to whom I referred has been imparted to me. It was the Grand-Duke Hermann III., reigning (although dispossessed) sovereign of the Grand-duchy of Zweibrucken-Veldenz and a confidant of Prince Bismarck, whose entire friendship he enjoyed.