598 3 February. Thursday. Slightly hazy, but a fine day nevertheless. Calm at ship. S. wind on ice cap - Light wind at ship in evening. Temp. min. -22°; 9a.-15°; Bf.-15° By Dr. Hunt's advice I slept in my sleep- ing bag last night, with my port hole open. My first night in a bag. I found it light in weight and warm, but I did not sleep much for thinking of the disquieting report on my physical con- dition which I received yesterday from the doctor. Thus I began by disobey- ing his first injunction; not to worry. But it is hard to keep from worrying, in the face of his statements and with at least six months of the Arctic still before me, three of which are cold- usually the coldest of the year. Walked over to the snowdrift glacier and back with Dr. Hunt, a 4 1/5 mile joint. Encountered some wind from the ice cap when we were