The Zip folder contains a range of key GIS boundary files for ESRI and Map Info covering Greater London. The folder includes: - Output Area (OA) 2011, - Lower Super Output Area (LSOA) 2004 and 2011, - Middle Super Output Area (MSOA) 2004 and 2011, - London Wards (two files: City of London merged into single area and split into seperate wards). There are separate download file for 2014 & 2018 boundaries. - London Boroughs - Greater London boundary  Note: The OA to MSOA boundaries have been generalised to reduce file size/loading time. On maps created using these boundaries the copyright...