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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.).
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.
1840. Levasseur, V. (Victor), Stanford Geospatial Center, Bonheur, Raimond, and Laguillermie, active 1830-1854. This layer is a georeferenced image of an historic continental map of Africa from 1840. Originally created by Victor Levasseur, this map depicts la... Stanford Digital Repository.
1840. Stanford Geospatial Center and J. & C. Walker (Firm). This layer is a georeferenced raster image of an historic regional map of Nothern Africa from 1840. The original map was engraved by J. & C. Wa... Stanford Digital Repository.
1832. Antonelli, Giuseppe, 1793-1861 and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from 1832. All map collar and inset information is also availab... Stanford Digital Repository.
1851. Lallemand, Stanford Geospatial Center, Lapie, M. (Pierre), 1779-1850, and Lapie, M., fils. This layer is a georeferenced raster image of an historic continental map of Africa from 1851, originally created by Pierre M. Lapie and Alexandre ... Stanford Digital Repository.
1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, and 1780. Hérisson, Eustache, 1759- and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from 1821. Created by Eustache Herisson and titled "Carte de L'... Stanford Digital Repository.