Mount Kirkby
Mount Kirkby is a very large, prominent, linear, flat-topped mountain on the northern face of the Porthos Range in the Prince Charles Mountains of Antarctica. Situated about east of Crohn Massif, it is approximately long east-west and wide at the western end, tapering to the east. It rises to . The mountain was first visited by the Australian National Antarctic Research Expeditions southern party led by William G. Bewsher in December 1956, and was named by the Antarctic Names Committee of Australia for Sydney L. Kirkby, a surveyor at Mawson Station in 1956 and 1960.
