Columbia subject headings:
Harvard subject headings:
Antarctica--Discovery and exploration
British Antarctic Expedition (1907-1909)
Mackintosh, A. L. A. (Aenas Lionel Acton)--Diaries.
Shackleton, Ernest Henry, Sir, 1874-1922
Princeton subject headings:
British Antarctic Expedition (1907-1909)
Mackintosh, A. L. A. (Aeneas Lionel Acton), 1879-1916.