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1839. Society for the Diffusion of Useful Knowledge (Great Britain) and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from 1839. All map collar and inset information is also availab... Stanford Digital Repository.
1750, 1751, 1752, 1753, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1790, 1791, 1792, 1793, 1794, 1795, 1796, 1797, 1798, 1799, and 1800. Stanford Geospatial Center. This layer is a georeferenced raster image of an historic paper map of Africa originally created between 1750 and 1800. The features illustrated on... Stanford Digital Repository.
1841. Cruchley, G. F. and Stanford Geospatial Center. 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.
1867, 1868, 1869, 1870, 1871, 1872, 1873, 1874, 1875, 1876, 1877, 1878, 1879, 1880, and 1881. Gräf, A. (Adolf), active 1855-1878 and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa created by Adolf Gräf, and published by the Georgraphisches Ins... Stanford Digital Repository.
2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).
2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).
2007. World Wildlife Fund. This raster layer is a void-filled digital elevation model (DEM) of Africa at 15 arc-seconds resolution. Elevation is expressed in meters and refer... U.S. Geological Survey.
2007. World Wildlife Fund (WWF). This raster layer is a void-filled digital elevation model (DEM) of Africa at 30 arc-seconds resolution. Elevations is in meters referenced to the ... U.S. Geological Survey.
1858. Swanston, George H. and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa created in 1860. Originally created by George Swanton, this map... Stanford Digital Repository.
1891. Migeon, J. and Stanford Geospatial Center. This layer is a georeferenced raster image of a continental map of Africa titled 'Afrique Physique,' originally created by J. Migeon in 1891. The m... Stanford Digital Repository.