“How was the address worded?... Do you remember?” asked Lupin, in a voice strained with anxiety.

“Yes, I remembered it, because it struck me as funny....”

“But speak, will you? Speak!”

“It said, ‘Monsieur de Beaumont, Michel.’”

Lupin took his servant by the shoulders and shook him: “It said ‘de’ Beaumont? Are you sure?”

Lupin took his servant by the shoulders and shook him:

“It said ‘de’ Beaumont? Are you sure? And ‘Michel’ after ‘Beaumont’?”

“Quite certain.”

“Ah!” muttered Lupin, with a choking throat. “It was a letter from Gilbert!”