the clue to the mystery. That was the idea. These," he said, stopping in front of the mantelpiece and putting his finger on the glass case which covered the two relics that had started the story, "these were the materialisation of it."
"And yet, my dear inspector," I ventured to interrupt, "you will perhaps pardon me for saying that your ray of light leaves me just as much in the dark as ever."
"But your darkness shall be made day all in good course," he said, with a smile. I could see that he had an eye for dramatic effect, and so I thought it was better to let him tell the story uninterrupted and in his own way, so I simply assured him of my ever-increasing interest and waited for him to go on. He took a couple of turns up and down the room in silence, as though he were considering in what form he should spring
