90 THE WORLD OF ICE. masses of sludge; or occasionally, when unable to advance farther, making fast to a large berg or a field. They were compelled to proceed north, how- ever, in consequence of the pack having become fixed towards the south, and thus rendering retreat impos- sible in that direction until the ice should be again set in motion. Captain Guy, however, saw, by the steady advance of the larger bergs, that the current of the ocean in that place flowed southward, and trusted that in a short time the ice which had been foreed into the strait by the late gales would be released, and open up a passage. Meanwhile he pushed along the coast, examining every bay and inlet in the hope of discovering some trace of the Pole Star or her crew. On the day about which we are writing, the ship was beset by large fields, the snow-white surfaces of which extended north and south to the horizon, while on the east the clitis rose in dark, frowning precipices from the midst of the glaciers that encumber them all the year round. Tt was a lovely Arctic day. The sun shone with unclouded splendour, and the bright air, which trem- bled with that liquidity of appearance that one oeca- sionally sees in very hot weather under peculiar circumstances, was vocal with the wild music of thousands of gulls, and auks, and other sca-birds, which clustered on the neighbouring clifis and flew overhead in clouds. Ali round the pure surfaces of the ice-tields were broken by the shadows which the