He looked down at the crumpled sheet again—"'We shall call at your room this evening.' Isn't it rather strange?" He awaited Catherwood's reply, calmly.
"I think there was but one!"
The assistant professor started.
"One!" he exclaimed. "Why it is more mysterious than ever—and you didn't see him, Mr. Catherwood?"
"No, sir, I did not."
"You did not?"
"No, sir...."
"Well, I declare," ejaculated Mrs. Turner.
Mr. Lowe smoothed over the note and folded it. "I shall take this," he said—"that is, if you do not mind."