Search Results
2007. World Wildlife Fund (WWF). This drainage direction map for Africa defines the direction of flow from each cell in the conditioned digital elevation model to its steepest down... U.S. Geological Survey.
2007. World Wildlife Fund (WWF). This drainage direction map for Africa defines the direction of flow from each cell in the conditioned digital elevation model to its steepest down... U.S. Geological Survey.
2007. World Wildlife Fund (WWF). HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales)flow accumulation maps define amount of upstream a... U.S. Geological Survey.
2007. World Wildlife Fund (WWF). HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales)flow accumulation maps define amount of upstream a... U.S. Geological Survey.
1806. Barlow, sculp. and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from 1806 titled "Africa form the latest authorities." This map... Stanford Digital Repository.
1828. Arrowsmith, Samuel, -1839 and Stanford Geospatial Center. This layer is a georeferenced image of an historic continental map of Africa from 1828. The southeast coast is marked 'Sterile Coast.' The Portugue... Stanford Digital Repository.
1880. Tallis, John, 1817-1876, Stanford Geospatial Center, and Rapkin, J. This layer is a georeferenced raster image of an historic paper map of Africa. This is a continental map of Africa originally created and published... Stanford Digital Repository.
1809. Russell, John, fl. 1733-1795 and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from 1809. This map was originally created by John Russell. All... Stanford Digital Repository.
1818. Stanford Geospatial Center and Pinkerton, John, 1758-1826. This layer is a georeferenced raster image of an historic continental map of Africa originally created by John Pinkerton in 1818. All map collar an... Stanford Digital Repository.
1839. Society for the Diffusion of Useful Knowledge (Great Britain), Stanford Geospatial Center, and J. & C. Walker (Firm). This layer is a georeferenced raster image of a continental map of Africa from 1839. Created by the Society for the Diffusion of Useful Knowledge, ... Stanford Digital Repository.