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+map comes from http://en.wikipedia.org/wiki/Image:BlankMap-World6.svg
+on jan 19, 2007.  It is said to be in the public domain, and it is said
+to use Robinson projection.
+
+permalink:
+http://en.wikipedia.org/w/index.php?title=Image:BlankMap-World6.svg&oldid=90903834
+
+A more colorful version is at:
+http://en.wikipedia.org/wiki/Image:Robinson-projection.jpg