1813-1873 1857-1924 abbott africa anne baker biographies biography british britishcolonies canada central coloniesinliterature conrad david descriptionandtravel discoveriesingeography discoveryandexploration english englishliterature explorers florence greatbritain history historyandcriticism imperialisminliterature internationalrelations joseph literature livingstone nileriver politicsandgovernment politiqueetgouvernement premiersministres primeministers samuelwhite slavetrade slavetradesuppressionnorth-eastafrica sudan travelbaker travelers'writings travellivingstone travelwriting womenexplorers