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Equidistant Conic - Projection under construction Map Projection sample-map
Rudimentary form first developed by Claudius Polemy about A.D: 150
The version with two standard parallels was developed by by Joseph Nicolas De L'Isle ind 1745, also called De L'Isle Projection.
Formula Formula
[Snyder 1987, p. 111graphic], [Kuntz 1990, p. 83ffgraphic]