"There was a short pause, and then the other spoke: 'There's that Craven business. What if the fellow squeals?'
"'He won't dare to,' said the American, 'for he has too much fear of me. Besides, it was he who suggested that I come to Washington and interview the old man.'
"The voices ceased, and, though I waited some five minutes, nothing more was said. Then I stole softly away, and, reentering the office, telephoned the police officials that I had a couple of tramps for the boys. Fifteen minutes later the patrol-wagon arrived with three policemen. I piloted them to the roundhouse, but the two men were gone."
"Did you tell the officers what you had heard while listening at the roundhouse door?"
"No. I should, perhaps, have done so had I not been called to the office by a stranger, who desired to know at what hour in the morning the first passenger-train started."
"Had you ever seen him before?"
"Now that I think of it, his voice was the same as that of the foreigner of the roundhouse. I must be thick-headed, for the fact did not strike me at the time. There is little more to tell. The patrol-wagon went off while I was talking to the stranger, and I thought no more of the matter until next morning, when I heard of the murder. Then I put two and two together and formed a certain conclusion."
"Describe this foreigner!"
"He was tall, dark-featured, and wore a heavy, black beard."
"Have you no idea as to his nationality?"