For a moment Dr. Fell sat motionless, only his great stomach heaving, and he seemed flushed and rather uneasy.
"If I'm wrong—" he said. Then he struggled to his feet. "I'll answer that ring myself. Just glance over this notation, will you? Here's a list of my second eight clues. See if they convey anything?"
While he was gone Morgan drew out a full bottle of beer from the troop of dead guardsmen that stood at attention on the table. He grinned. Whatever had happened, it was something to write in the note-book."?" he said, and read on the slip of paper:
9. The Clue of Wrong Rooms.
10. The Clue of Lights.
11. The Clue of Personal Taste.
12. The Clue of Avoided Explanations.
13. The Clue Direct.
14. The Clue of Known Doubles.
15. The Clue of Misunderstanding.