“Only a few pennies, Mr Watters.” “I can’t even see a number on the watch,” Watters said. “Maybe it’s not worth putting on,” Wullie said. “No; somebody’s filed it off,” Watters showed the clumsy scratches on the back of the watch. “Quite spoiled the look of the watch. Now, why would anybody do that?” “I don’t know, Mr Watters,” Wullie was looking decidedly uncomfortable again. “Oh, well,” Watters turned his attention to the watch bars. As he expected, three had the name Napier engraved beside the number. Ignoring them, Watters lifted the single gold watch bar. “This bar seems to fit into the plated watch,” he said. “Yes, it does. Did they arrive together?” “Yes, they did,” Wullie said. “That explains that, then,” Watters said. “Somebody has filed the name off this one, too,” he said