I fail to trace the inevitable connexion between Nina Brun and this
particular forgery--assuming that it is a forgery."

"Set your mind at rest about that, Louis," replied Carrados. "It is a
forgery, and it is a forgery that none but Pietro Stelli could have
achieved. That is the essential connexion. Of course, there are
accessories. A private detective coming urgently to see me with a
notable tetradrachm in his pocket, which he announces to be the clue
to a remarkable fraud--well, really, Louis, one scarcely needs to be
blind to see through that."

"And Lord Seastoke? I suppose you happened to discover that Nina Brun
had gone there?"

"No, I cannot claim to have discovered that, or I should certainly
have warned him at once when I found out--only recently--about the
gang. As a matter of fact, the last information I had of Lord Seastoke
was a line in yesterday's _Morning Post_ to the effect that he was
still at Cairo. But many of these pieces--" He brushed his finger
almost lovingly across the vivid chariot race that embellished the
reverse of the coin, and broke off to remark: "You really ought to
take up the subject, Louis. You have no idea how useful it might prove
to you some day."

"I really think I must," replied Carlyle grimly. "Two hundred and
fifty pounds the original of this cost, I believe."

"Cheap, too; it would make five hundred pounds in New York to-day. As
I was saying, many are literally unique. This gem by Kimon is--here is
his signature, you see; Peter is particularly good at lettering--and