After the Falkland Islands Dependencies Survey was renamed British Antarctic Survey in 1962 , a series of depots was developed , including one at Mount Jackson . BAS members was successful in making many first ascents of the mountains of the Antarctic Peninsula , and John Cunningham , who served at the BAS base at Adelaide Island , was the first to climb Mount Jackson . Traveling by dog sledded for 640 kilometres ( 400 mi ) , his team reached the summit on 23 November 1964 .