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Start Over Year 1875 Resource Class Datasets Subject Discoveries in geography
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.