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Imagery and Base Maps
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151. Aerial Photography: Mifflin County, Pennsylvania
1995. Mifflin County - Laura H. McLaughlin. Aerial Orthophotograph taken on April 5, 1995.
152. Africa 1809 (Raster Image)
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.
153. Africa 1821 (Raster Image)
1821. Woodbridge, William C. (William Channing), 1794-1845 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 by William Ch... Stanford Digital Repository.
154. Africa 1825 (Raster Image)
1825. Arrowsmith, Aaron, 1750-1823, Stanford Geospatial Center, and Arrowsmith, Samuel, -1839. 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.
155. Africa 1828 (Raster Image)
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.
156. Africa 1831 (Raster Image)
1831. Teesdale, Henry, Stanford Geospatial Center, and Dower, John, active 1838-1846?. This layer is a georeferenced image of an historic continental map of Africa from 1831, originally created by Henry Teesdale. All map collar and in... Stanford Digital Repository.
157. Africa 1832 (Raster Image)
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.
158. Africa 1834 (Raster Image)
1834. Stanford Geospatial Center and Tanner, Henry Schenck, 1786-1858. This layer is a georeferenced raster image of a map of Africa. The original map was created and published by H.S. Tanner in 1834. The features illu... Stanford Digital Repository.
159. Africa 1836 (Raster Image)
1836. Virtue, George, 1793?-1868, Stanford Geospatial Center, and Becker, F. P., active 1837-1861. This layer is a georeferenced image of an historic continental map of Africa created around 1836. This map contains an accurate outline of the cont... Stanford Digital Repository.
160. Africa 1839 (Raster Image)
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.
161. Africa 1841 (Raster Image)
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.
162. Africa 1841 (Raster Image)
1841. Stanford Geospatial Center and Cruchley, G. F. This layer is a georeferenced raster image of an historic continental map of Africa from 1841 originally created by G.F. Crutchley. All map collar ... Stanford Digital Repository.
163. Africa 1853 (Raster Image)
1853. Stabilimento di Giuseppe Civelli and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from 1853, originally created by Stabilimento di Giuseppe Civel... Stanford Digital Repository.
164. Africa 1880 (Raster Image)
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.
165. Africa 19th Century (Raster Image)
1867. 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.
166. Africa 19th century (Raster Image)
1801. Weller, Edward, d. 1884 and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from the 19th century originally created by Edward Weller. All ... Stanford Digital Repository.
167. Africa 19th century (Raster Image)
1801. Stanford Geospatial Center and Stieler, Adolf. This layer is a georeferenced raster image of an historic continental map of Africa from the 19th century, originally created by Adolf Stieler. All... Stanford Digital Repository.
168. Africa 19th century (Raster Image)
1813. Thomson, John, 1777- and Stanford Geospatial Center. This layer is a georeferenced image of an historic continental map of Africa from the 19th century (possibly 1813). All map collar and inset inform... Stanford Digital Repository.
169. Africa 19th Century (Raster Image)
1800. Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from the 19th century. This map is part of a selection of digit... Stanford Digital Repository.
170. Africa 19th Century (Raster Image)
1750. Stanford Geospatial Center. This layer is a georeferenced raster image of an historic paper map of Africa created between 1750 and 1800. The features illustrated on this map i... Stanford Digital Repository.
171. Africa 19th Century (Raster Image)
1801. Anderson, Adam and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from the 19th century. All map collar and inset information is ... Stanford Digital Repository.
172. Africa 19th century (Raster Image)
1801. Stanford Geospatial Center and Pinkerton, John, 1758-1826. This layer is a georeferenced raster image of an historic continental map of Africa from the 19th century originally created by John Pinkerton. All... Stanford Digital Repository.
173. Africa, and its Several Regions and Islands according to the most recent Descriptions (Raster Image)
1800. Whittle, James, -1818 and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic continental map of Africa from 1800. Even though the map depicts extensive knowledge of t... Stanford Digital Repository.
174. Africa: Drainage Directions, 15s resolution, 2007
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.
175. Africa: Drainage Directions, 30s resolution, 2007
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.
176. Africa: Flow Accumulation, 15s resolution, 2007
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.
177. Africa: Flow Accumulation, 30s resolution, 2007
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.
178. Africa from the latest Authorities (Raster Image)
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.
179. Africa, South Part (Raster Image)
1801. Hall, Sydney and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic regional map of Southern Africa originally engraved by Sidney Hall in the 19th century. A... Stanford Digital Repository.
180. Africa: Void-filled digital elevation model, 15s resolution, 2007
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.
181. Africa: Void-filled digital elevation model at 30s resolution, 2007
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.
182. Africa with the discoveries to May 1858 (Raster Image)
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.
183. Afrique 1840 (Raster Image)
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.
184. Afrique Meridionale (Raster Image)
1809. Lapie, M. (Pierre), 1779-1850 and Stanford Geospatial Center. This layer is a georeferenced raster image of an historic regional map of Southern Africa originally created by Pierre Lapie in 1809. All map colla... Stanford Digital Repository.
185. Afrique Physique (Raster Image)
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.
186. Agaves, Average Yield, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the average yield for agave crops in tons per hectare. Croplands cover ~15 million km2 of the planet and provide the... University of Minnesota. Institute on the Environment.
187. Agaves, Crop Yield Data Quality, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the agricultural census data quality for agave crop yields. Data quality categories include (0= missing, 0.25= count... University of Minnesota. Institute on the Environment.
188. Agaves, Harvested Area Data Quality, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the agricultural census data quality for harvested areas of agave crops. Data quality categories include (0= missing... University of Minnesota. Institute on the Environment.
189. Agaves, Harvested Area (Fractional), 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset depicts the average fractional proportion of a gridcell for agave crops that were harvested circa 2000. Croplands cover ~15 mil... University of Minnesota. Institute on the Environment.
190. Agaves, Harvested Area (Hectares), 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset depicts the average number of hectares per land-area of a gridcell for agave crops. Data quality categories include (0= missing... University of Minnesota. Institute on the Environment.
191. Agaves, Total Crop Production, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents total agave crop production in metric tons. Harvested area in hectares was multiplied by yield per hectare to create... University of Minnesota. Institute on the Environment.
192. Alfalfa (Forage), Average Yield, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the average yield for alfalfa crops in tons per hectare. Croplands cover ~15 million km2 of the planet and provide t... University of Minnesota. Institute on the Environment.
193. Alfalfa (Forage), Crop Yield Data Quality, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the agricultural census data quality for alfalfa forage crop yields. Data quality categories include (0= missing, 0.... University of Minnesota. Institute on the Environment.
194. Alfalfa (Forage), Harvested Area Data Quality, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the average yield for alfalfa forage crops in tons per hectare. Croplands cover ~15 million km2 of the planet and pr... University of Minnesota. Institute on the Environment.
195. Alfalfa (Forage), Harvested Area (Fractional), 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset depicts the average fractional proportion of a gridcell for alfalfa forage crops that were harvested circa 2000. Croplands cove... University of Minnesota. Institute on the Environment.
196. Alfalfa (Forage), Harvested Area (Hectares), 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset depicts the average number of hectares per land-area of a gridcell for alfalfa forage crops. Data quality categories include (0... University of Minnesota. Institute on the Environment.
197. Alfalfa, Total Forage Crop Production, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents total alfalfa forage crop production in metric tons. Harvested area in hectares was multiplied by yield per hectare ... University of Minnesota. Institute on the Environment.
198. Almond, Average Yield, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the average yield for almond crops in tons per hectare. Croplands cover ~15 million km2 of the planet and provide th... University of Minnesota. Institute on the Environment.
199. Almond, Crop Yield Data Quality, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the agricultural census data quality for almond crop yields. Data quality categories include (0= missing, 0.25= coun... University of Minnesota. Institute on the Environment.
200. Almond, Harvested Area Data Quality, 2000
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the agricultural census data quality for harvested areas of almond crops. Data quality categories include (0= missin... University of Minnesota. Institute on the Environment.