And keep your eye on the bags, Tom.

I guess there's a lot of sneak-thieves around here." And Steve looked about him suspiciously, his glance finally falling on Tom's left-hand neighbour, a youth of perhaps nineteen years upon whose good-looking face rested an amused smile.

Instantly, however, the paper he was holding was raised to hide his face, and Steve frowned.

The fellow was, thought Steve, altogether too well-dressed and slick-looking to be honest, and that smile disturbed him.

He leaned down and whispered in Tom's ear: "Look out for the fellow next to you! I think he's a crook!" Tom turned an alarmed glance to his left and a disturbed one on Steve.
"I--I guess," he said with elaborate carelessness, "I'll sit over there where it's lighter." Whereupon he gathered the bags up and literally fled across the waiting-room, Steve at his heels.