"Did you ever go sailing with him?"

"Every evening, when it was clear, in a pretty rowboat. He used to take his guitar along, and sing for us. He sings beautifully! Did you ever hear him?"

"Oh, yes! Did your sister always go boating with you?"

The spy, with all her hardihood, lowered her voice, and felt her face warm as she put this leading question.

"Yes, ma'am, always. Mr. Benson would not have gone without her, I guess."

"Why do you guess so?"

The little girl smiled knowingly. "Because—you won't tell, will you?"

"Why no! Of course I will not."

"Charley said it was a secret, and that I mustn't say anything to sister or Mr. Benson about it, for they would be angry."

"Who is Charley?"