"Nice little saloon, isn't it?" I remarked, as if noticing for the first time the way his eyes roamed from one closed door to the other. "And very well fitted out, too. Here, for instance," I continued, reaching over the back of my seat negligently and flinging the door open, "is my bathroom."

     He made an eager movement, but hardly gave it a glance. I got up, shut the door of the bathroom, and invited him to have a look round, as if I were very proud of my accommodation. He had to rise and be shown round, but he went through the business without any raptures whatever.

     "And now we'll have a look at my stateroom," I declared, in a voice as loud as I dared to make it, crossing the cabin to the starboard side with purposely heavy steps.

     He followed me in and gazed around. My intelligent double had vanished. I played my part.

     "Very convenient--isn't it?"