From Pole to Pole: Roald Amundsen's Journey in Flight - Garth James Cameron - Google Books

https://books.google.de/books?id=zDERBQAAQBAJ

Roald Amundsen (1872-1928) was the most successful polar explorer of his era using sledges, dogs, ski and ships. He is mainly remembered for being the first man to reach the South Pole on 14 December 1911. What is less often remembered is that he was also…