00285nam a2200097Ia 4500082001500000245007600015100002900091942000700120008004100127999001900168  a919.8 REVK 0aThe North Pole was here : one man's exploraton of the top of the world   a REVKIN, Andrew  990073  cBK210825s9999    xx            000 0 und d  c488663d488662