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Rh she wired both to me and to Race. Mrs. Blair has been in communication with us ever since. I received the letter written at your dictation, which was just what I expected. I had already discussed the probabilities of a secret passage leading out of the curio-shop with Race, and he had discovered the place where the exit was situated."

There was a screaming, tearing sound, and a heavy explosion which shook the room.

"They're shelling this part of the town. I must get you out of here, Anne."

A bright light flared up. The house opposite was on fire. Sir Eustace had risen and was passing up and down. Harry kept him covered with the revolver.

"So you see, Sir Eustace, the game is up. It was you yourself who very kindly provided us with the clue of your whereabouts. Race's men were watching the exit of the secret passage. In spite of the precautions you took, they were successful in following me here."

Sir Eustace turned suddenly.

"Very clever. Very creditable. But I've still a word to say. If I've lost the trick, so have you. You'll never be able to bring the murder of Nadina home to me. I was in Marlow on that day, that's all you've got against me. No one can prove that I even knew the woman. But you knew her, you had a motive for killing her—and your record's against you. You're a thief, remember, a thief. There's one thing you don't know, perhaps. I've got the diamonds. And here goes"

With an incredibly swift movement, he stooped, swung up his arm and threw. There was a tinkle of breaking glass, as the object went through the window and disappeared into the blazing mass opposite.

"There goes your only hope of establishing your innocence over the Kimberley affair. And now we'll talk. I'll