INTRODUCTION One of the oft-repeated questions for which I usually had a ready answer, at the conclusion of Sir Ernest Shackleton's Expedition (1907-09) was, "Would you like to go to the Antarctic again?" In the first flush of the welcome home and for many months, during which the keen edge of pleasure under civilized conditions had not entirely worn away, I was inclined to reply with a somewhat emphatic negative. But, once more a man in the... more...