18th Decr. 1912 1.30 a.m. (19th) Have just finished darning my mittens. We were so tired after yesterday, that we did not get out of the bags till noon 11.30 a.m. Preparing Hoosh & packing the sledge kept us going till 2 p.m. When we set off on our improving surface, under glorious weather conditions we covered 13 miles. Total 269¼. Towards the end of our march we came into an extensive field of fine Sastrugi, ranging in size up to about 4 ft. 6 in. high by 20 or 30 ft. in length. They were highly polished & in the slanting rays of the midnight sun, closely resembled marble. All shapes