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276 his purpose of further search without being fully convinced of the folly of a last attempt.

During those three days of fog I had not caught sight of Dirk Peters, or rather he had made no attempt to approach, but had remained inflexibly at his post by the boat. Martin Holt's questions respecting his brother Ned seemed to indicate that his secret was known—at least in part, and the half-breed held himself more than ever aloof, sleeping while the others watched, and watching in their time of sleep. I even wondered whether he regretted having confided in me, and fancied that he had aroused my repugnance by his sad story. If so, he was mistaken; I deeply pitied the poor half-breed.

Nothing could exceed the melancholy monotony of the hours which we passed in the midst of a fog so thick that the wind could not lift its curtain. The position of the iceberg could not be ascertained. It went with the current at a like speed, and had it been motionless there would have been no appreciable difference for us, for the wind had fallen—at least, so we supposed—and not a breath was stirring. The flame of a torch held up in the air did not flicker. The silence of space was broken only by the clangour of the sea-birds, which came in muffled croaking tones through the stifling atmosphere of vapour. Petrels and albatross swept the top of the iceberg, where they kept a useless watch in their flight. In what direction were those swift-winged creatures—perhaps already driven towards the confines of the arctic region by the approach of winter—bound? We could not tell. One day, the boatswain, who was determined to solve this question if possible, having mounted to the extreme top, not without risk of breaking his neck, came into such violent contact