hind him. It contains a cake of chocolate with the marks of teeth on it."
"May I look at the two things you have mentioned, Monsieur le Préfet?"
"Yes, but they won't tell you anything."
"Perhaps so"
Don Luis examined at length the cardboard box and the yellow envelope, on which were printed the words, "Café du Pont-Neuf." The others awaited his words as though they were bound to shed an unexpected light. He merely said:
"The handwriting is not the same on the envelope and the box. The writing on the envelope is less plain, a little shaky, obviously imitated."
"Which proves?"
"Which proves, Monsieur le Préfet, that this yellow envelope does not come from your detective. I presume that, after writing his report at a table in the Café du Pont-Neuf and closing it, he had a moment of inattention during which somebody substituted for his envelope another with the same address, but containing a blank sheet of paper."
"That's a supposition!" said the Prefect.
"Perhaps; but what is certain, Monsieur le Préfet, is that your inspector's presentiments are well-grounded, that he is being closely watched, that the discoveries about the Mornington inheritance which he has succeeded in making are interfering with criminal designs, and that he is in terrible danger."
"Come, come!"
"He must be rescued, Monsieur le Préfet. Ever since the commencement of this meeting I have felt persuaded
