THE MYSTERY OF THE YELLOW ROOM
On the stroke of half-past six Joseph Rouletabille was again brought in. It is impossible for me to picture the tense excitement which appeared on every face, as he made his way to the bar. Darzac rose to his feet, frightfully pale.
The President, addressing Rouletabille, said gravely:—
"I will not ask you to take the oath, because you have not been regularly summoned; but I trust there is no need to urge upon you the gravity of the statement you are about to make."
Rouletabille looked the President quite calmly and steadily in the face, and replied:
"Yes, Monsieur."
"At your last appearance here," said the President, "we had arrived at the point where you were to tell us how the murderer escaped, and also his name. Now, Monsieur Rouletabille, we await your explanation."
"Very well, Monsieur," began my friend amidst a profound silence. "I had explained how it was impossible for the murderer to get away without being seen. And yet he was there with us in the courtyard."
"And you did not see him? At least that is what the prosecution declares."
"No! We all of us saw him, Monsieur le Président!" cried Rouletabille.
"Then why was he not arrested?"
"Because no one, besides myself, knew that he was the murderer. It would have spoiled my plans to have had him arrested, and I had then no proof other than my own reasoning. I was convinced
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