"It was a letter directed to a Mr. Esser. He is a German."

"The head of the Esser Cement Works?"

"Yes."

"What was in the letter?"

"A list of the guns in the Ausone Fort and a plan of the emplacements on tissue paper.... Perhaps I am stupid, but I could guess what a German wanted with a plan of a French fort! It was enough for me! I took my punt and my effects and I departed!"

"You burnt the letter?"

"In my candle. Also, I wrote on a piece of paper, 'You damned traitor!' and I pinned it on his door. Then I went out by the garden door with my leather trunk on my head!"

"Come down when you are dressed," said Halkett, and walked back through the hallway to the garden.

"Warner," he said, "this old spider, Wildresse, is certainly a bad lot. I'd have him arrested by French gendarmes if I were certain that England is going in. But I dare not chance it until I'm sure. Perhaps I dare not chance it at all, because if he has had anything to do with Gray's disappearance, as I am beginning to suspect, it would not do to have the French authorities examine my papers."

"Why?"