“Then let it remain there!” she exclaimed.
“It probably will until it’s translated,” he replied.
“It’s in cipher?”
Harleston nodded. “Do you know what it contains?” he asked.
“Unfortunately, I don’t.”
“You would like to know?”
“Above everything!”
“And until then you would not have the French Ambassador advised of the letter, nor of the adventure of the cab?”
“Precisely, old friend, precisely.”
“How will you prevent Mrs. Clephane telling it?”