minister gave me, too, a great advantage. He is frequently absent
from home all night. His servants are by no means numerous. They
sleep at a distance from their master's apartment, and, being chiefly
Neapolitans, are readily made drunk. I have keys, as you know, with
which I can open any chamber or cabinet in Paris. For three months a
night has not passed, during the greater part of which I have not
been engaged, personally, in ransacking the D-- Hotel. My honor is
interested, and, to mention a great secret, the reward is enormous.
So I did not abandon the search until I had become fully satisfied
that the thief is a more astute man than myself. I fancy that I have
investigated every nook and corner of the premises in which it is
possible that the paper can be concealed."

"But is it not possible," I suggested, "that although the letter may
be in possession of the minister, as it unquestionably is, he may
have concealed it elsewhere than upon his own premises?"

"This is barely possible," said Dupin. "The present peculiar
condition of affairs at court, and especially of those intrigues in
which D-- is known to be involved, would render the instant
availability of the document - its susceptibility of being produced
at a moment's notice - a point of nearly equal importance with its
possession."

"Its susceptibility of being produced?" said I.

"That is to say, of being destroyed," said Dupin.

"True," I observed; "the paper is clearly then upon the premises. As
for its being upon the person of the minister, we may consider that