“I don't know. He refuses to tell. Of course you must see that his absolute refusal to tell where he was that night is, to say the least, an unwise proceeding.”

“He won't even tell me where he was,” she said, sighing. “But it doesn't matter. He wasn't here.”

“That's just it,” I rejoined. “If he was not here, it would be far better for him to tell where he really was. For the refusal to tell raises a question that will not be downed, except by an alibi. I don't want to be cruel, Miss Lloyd, but I must make you see that as the inquiry proceeds, the actions of both Mr. Hall and yourself will be subjected to very close scrutiny, and though perhaps undue attention will be paid to trifles, yet the trifles must be explained.”

I was so sorry for the girl, that, in my effort not to divulge my too great sympathy, I probably used a sterner tone than I realized.

At any rate, I had wakened her at last to a sense of the danger that threatened her and her lover, and now, if she would let me, I would do all in my power to save them both. But I must know all she could tell me.

“When did Mr. Hall leave you?” I asked.

“You mean the day—last Tuesday?”

“Yes?”

“He left here about half-past five. He had been in the office with Uncle Joseph all the afternoon, and at five o'clock he came in here for a cup of tea with me. He almost always comes in at tea-time. Then he left about half-past five, saying he was going to New York on the six o'clock train.”

“For what purpose?”