Our polar flight : the Amundsen-Ellsworth polar flight
Amundsen, Roald, 1872-1928Ellsworth, Lincoln, 1880-1951
AeronauticsFlightsArctic regionsNorth Pole
373 p. : ill.
by Roald Amundsen and Lincoln Ellsworth and other members of the expedition. Illustrated from photographs taken on the expedition. --
United States of America