Georeferencing: moving analog maps into modern-day GIS

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Washington/Canadian-Media: The technology in the process of Georeferencing or adding digital spatial reference information to an otherwise non-spatial image is explained by Meagan Snow, Geospatial Data Visualization Librarian in the Geography and Map Division of the Library of Congress (LoC), LoC reports said.

The addition of spatial reference information to a scanned map image facilitates the alignment of the map image…