This volume collects 22 papers presented at the 4th International
Symposium of the ICA Commission on the History of Cartography, held at
Eotvos Lorand University, Budapest, Hungary, on 28-29 June 2012. The
overall conference theme is 'Exploration - Discovery - Cartography', but
preference has been given to papers dealing with cartography in the 19th
and 20th centuries. The papers are classified according to regional
sub-themes, i.e. papers on the Americas, papers on Africa, etc.