Tiling Scheme for the British Antarctic Survey

International Map of the World (IMW) 1:1,000,000 scale map sheet boundaries of Antarctica, showing the numbering convention adopted for the Antarctic Digital Database (ADD) Scale0 tiling scheme. Approximately 90 tiles comprise the overall mosaic, each tile corresponding roughly to one of the regions in the British Antarctic Survey's Antarctic Digital Database. Source: Antarctic Digital Database ADD Version 2.0 For more information, visit the Antarctic Digital Database Home Page or download the manual.