Perceptions Posted on Monday, May 6, 2019 1:45AMMonday, May 6, 2019 by Sughra RazaAlexander von Humboldt. Naturgemalde, 1799-1804. May 6, 2019 is the 160th death anniversary of this most brilliant, courageous, and avant garde human being.More here, here, here, and here.
