Myerst spread out his hands.

“I can only repeat what I have said, Sir Benjamin,” he answered. “I know nothing more.”

“But why should a man deposit an empty box?” began the chairman. “I—”

The high official interposed.

“That the box is empty is certain,” he observed. “Did you ever handle it yourself, Mr. Myerst?”

Myerst smiled in a superior fashion.

“I have already observed, sir, that from the time the deceased entered this room until the moment he placed the box in the safe which he rented, the box was never out of his hands,” he replied.

Then there was silence. At last the high official turned to the chairman.

“Very well,” he said. “We’ve made the enquiry. Rathbury, take the box away with you and lock it up at the Yard.”

So Spargo went out with Rathbury and the box; and saw excellent, if mystifying, material for the article which had already become the daily feature of his paper.