moored in the very centre of the outer basin. They had made a great change in her since I had seen her but two days before; for she was now given bulwarks of white canvas, and her funnel was painted white, while covers hid away the bright points of her deck-houses and her turrets. She had become a white ship; and her transformation had been made with vast skill, so that I felt I should not have known her had I met her in the Atlantic. From her position away from the shaft of the mine, it was evident that she was ready to weigh, and I was reminded grimly of her mission by seeing a streamer of black at her mast-head instead of the Blue Peter. This time, too, there was a faint haze above her funnel, as though coal was being burnt in her furnaces; yet I had no wonder that I did not see steam coming from her, for I knew that she was driven by gas, and was in many ways a ship of mystery.
We boarded her at a ladder amidships, for the most part of her accommodation was contained in a towering deck erection round her funnel. Here there were two stages of cabins with a wide gallery running between them, and protruding so that it was directly above the water. There was, indeed, a companion-way aft of this which led to the cabin I had occupied when a prisoner in the ship, and I found at a later time that the library of the vessel, with
