1934. United States. Works Progress Administration of Pennsylvania. Statement of responsibility: [Works Progress Administration of Pennsylvania]. Relief on most maps shown by contours and spot heights. WPA Project N... Works Progress Administration of Pennsylvania.
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1934. United States. Works Progress Administration of Pennsylvania. Statement of responsibility: [Works Progress Administration of Pennsylvania]. Relief on most maps shown by contours and spot heights. WPA Project N... Works Progress Administration of Pennsylvania.
1934. United States. Works Progress Administration of Pennsylvania. Statement of responsibility: [Works Progress Administration of Pennsylvania]. Relief on most maps shown by contours and spot heights. WPA Project N... Works Progress Administration of Pennsylvania.
1934. United States. Works Progress Administration of Pennsylvania. Statement of responsibility: [Works Progress Administration of Pennsylvania]. Relief on most maps shown by contours and spot heights. WPA Project N... Works Progress Administration of Pennsylvania.
1934. United States. Works Progress Administration of Pennsylvania. Statement of responsibility: [Works Progress Administration of Pennsylvania]. Relief on most maps shown by contours and spot heights. WPA Project N... Works Progress Administration of Pennsylvania.
1980. National Bureau of Surveying and Mapping (NBSM), National Geomatics Centre of China, and Environmental Systems Research Institute (ESRI). This polyline coverage contains vegetation data, such as windbreak forests and small forested areas throughout China. National Bureau of Surveying and Mapping (NBSM).
1856. Harvard Map Collection, Harvard College Library, Gerrish, E. P., Eaton, W. C. (William C.), Osborn, D. S., Osborn, H. C., Woodford, E. M., Rease, W. H., and Wagner & M'Guigan. This layer is a georeferenced raster image of the historic paper map entitled: Map of Windham County, Connecticut, from actual survey by E.P. Gerri... Harvard Map Collection, Harvard College Library.
1856. Harvard Map Collection, Harvard College Library, Gerrish, E. P., Eaton, W. C. (William C.), Osborn, D. S., Osborn, H. C., Woodford, E. M., Rease, W. H., and Wagner & M'Guigan. This layer is a georeferenced raster image of the historic paper map entitled: Map of Windham County, Connecticut, from actual survey by E.P. Gerri... Harvard Map Collection, Harvard College Library.
1856. Harvard Map Collection, Harvard College Library, Gerrish, E. P., Eaton, W. C. (William C.), Osborn, D. S., Osborn, H. C., Woodford, E. M., Rease, W. H., and Wagner & M'Guigan. This layer is a georeferenced raster image of the historic paper map entitled: Map of Windham County, Connecticut, from actual survey by E.P. Gerri... Harvard Map Collection, Harvard College Library.
1856. Harvard Map Collection, Harvard College Library, Gerrish, E. P., Eaton, W. C. (William C.), Osborn, D. S., Osborn, H. C., Woodford, E. M., Rease, W. H., and Wagner & M'Guigan. This layer is a georeferenced raster image of the historic paper map entitled: Map of Windham County, Connecticut, from actual survey by E.P. Gerri... Harvard Map Collection, Harvard College Library.