“What’s the matter?”

“Why, Hank Low called on Mr. Judson just before he died—or was it afterward?”

“That’s a mighty important point,” said Kerr gravely. “Isn’t there any way by which you can fix the time?”

The clerk thought a moment.

“Yes,” he said; “I can fix it to the minute, but I can’t do it offhand.”

“Why? How can you fix it, then?”

“Just as Low came up to the desk a telegraph boy came with a message for a guest. I had to sign the boy’s book.”

“Yes. Well?”

“I had to enter the time, you know, and I looked up at the clock as I did so.”

“Did you enter the exact minute?”