The scope and methods of geography : and, The geographical pivot of history - Mackinder, Halford John, Sir, 1861-1947 (London : Royal Geographical Society, 1969)
'Papers read to the Royal Geographical Society on 31 January 1887 (proceedings of the R.G.S. 9 (1887) 141-60) and on 25 January 1904 (Geographical journal 23 (1904) 421-37); reprinted with an introduction by E. W. Gilbert.'
Keywords: Geography; Geopolitics