These unpractical reflections flitted through the detective's mind, together with others of a less fantastic nature, as he put the rifle back in the rack he had taken it from. He closed the glass doors of the cabinet, leaving them unlocked, as he had found them. Then, going back to the table, he took an empty pill-box from his pocket, and with the utmost care swept into it a trace of dust from off the bare deal top.
There was barely enough to darken the cardboard at the bottom of the box, but he looked at it, before putting on the lid, with an expression of some satisfaction.