"Just so," said Mr. Vanderkiste. "Now that he's dead, of course, his cheque is no good. Um! That will do, thank you, Mr. Linthwaite."

He turned and looked at Starmidge when the manager had withdrawn.

"That explains matters," he said. "The ten thousand pounds had been paid to Mr. Frederick Hollis for a special purpose."

"But—by whom?" asked Starmidge. "That's precisely what I want to know! The knowledge will help me—ah!—I don't know how much it mayn't help me! For there's no doubt about it, gentlemen, Hollis went down to Scarnham to pay ten thousand pounds to somebody on somebody else's account! He was, I am sure, as it were, ambassador for somebody. Who was—who is—that somebody? Almost certainly, the person who gave Hollis the cheque your manager has just mentioned—and whose ten thousand pounds is, as a matter of fact, still lying in your hands! Who is that person? What bank was the cheque drawn on? Let me have an answer to both these questions, and——"

The two old gentlemen exchanged looks, and Mr. Mullineau quietly rose and left the room. In his absence Mr. Vanderkiste shook his head at the detective.

"A very, very queer case, officer!" he remarked.

"An extraordinary case, sir," agreed Starmidge. "Before we get to the end of it there'll be some strange revelations, Mr. Vanderkiste."

"So I should imagine—so I should imagine!" assented the old gentleman. "Very remarkable proceedings altogether! We shall be deeply interested in hearing how matters progress. Of course, this affair of the ten thousand pounds is very curious. We——"

Mr. Mullineau came back—with a slip of paper, which he handed to the detective.

"That gives you the information you want," he said.