Analysis of information sources in references of the Wikipedia article "Mount Jackson (Antarctica)" in English language version.
Of the many young mountaineers that have served at the BAS stations over the years, space allows mention of only two. J. C. Cunningham (1927–80) … on 23 November 1964 he led the first ascent of Mount Jackson, Palmer Land 3,180 metres (10,430 ft); the highest peak in the BAT.
Footnote (14) from site: Elevation from American Alpine Journal (1999). GNIS offers elevation of 3050m.
Ascent of the highest mountain in the entire Peninsula, Mount Jackson at 3,184 metres (10,446 ft) well to the south in remote Palmer Land, fell to the Scot, John Cunningham, in 1964