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Official Term for Latitude Longitude Coordinate System?

One Dimensional Map of the World?

Derive WGS84 Longitude & Latitude from British Northings & Eastings

Calculate Distortion outside a UTM Zone

Shapefile PRJ to PostGIS SRID Lookup Table?

World Map Projection with United States in Center

Waterman Butterfly Projection in Mapnik

Why Are Data Projections Relevant?

What Is the Standard Mercator Projection?

What's the Difference between a Projection & a Datum?