CHAPTER XIII
two notes
They walked in the garden next morning, and Sir Walter delayed to write to Scotland Yard until after seeing Signor Mannetti again. The old gentleman descended to them presently, and declared himself over-fatigued.
"I must sit in the sun and go to sleep again after lunch," he said. "Stephano is annoyed with me, and hints at the doctor."
"Mannering will be here to lunch. You will understand that nobody is more deeply interested in these things than he."
"But yourself," said Mary. "Come and sit down and rest. You are looking very tired to-day."
"A little reaction—no more. It was worth it."
He then proceeded where he had broken off on the preceding night.
"There remains only to tell you how I found myself caught up in your sad story. It had not occurred to you to wonder?"
"I confess I had never thought of that, signor. You made us forget such a trifling detail."
"But, none the less, you will want to know, Sir Walter. Our common friend, Colonel Vane, put the first thought in my head. He laid the train to which I set the match so well. He it was who described the Grey Room very exactly, and the
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