"The stipulation was a most reasonable one, and however I disliked the notion of having probably my best paragraphs eliminated, I could not but assent to my friend's proposition. So away we marched down the echoing spaces of the almost deserted dockyard till we arrived at the 'Thunderbolt' pontoon. Here lay a pinnace with steam up, and lighted down the sloping side of the old ironclad by the lantern of the policeman on duty, we stepped on board and shot out into the centre of the stream. We blew our whistles and the coxswain waved a lantern, whereupon a small tug that had a couple of dockyard lighters attached gave a hoarse 'toot' in response, and followed us down the river. We sped along in the darkness against a strong tide that was making upstream, past Upnor Castle, that quaint old Tudor fortress with its long line of modern powder magazines, and along under the deeper shadows beneath Hoo Woods till we came abreast of the medley of mud flats and grass-grown islets just beyond them. Here above the thud of the engines and the plash of the water, a thin, long-drawn-out cry wavered through the night. 'Some one hailing the boat, sir,' reported the lookout forward. We had all heard it. 'Ease down,' ordered Shelley, and hardly moving against the rushing tideway we listened for its repetition. Again the voice was raised in quavering supplication. 'What the dickens does he say?' queried the commander. 'It's German,' I answered. 'I know that language well. I think he's asking for help. May I answer him?'