Keywords: Alexandre humboldt.jpg Alexander von Humboldt 1806 Oil on canvas cm 126 92 5 Institution Alte Nationalgalerie http //www avh de/en/stiftung/namenspatron/portrait htm PD-old-100 DEFAULTSORT Humbolt Alexander 1806 Friedrich Georg Weitsch 19th-century portrait paintings in the Alte Nationalgalerie 1806 Alexander von Humboldt in art 1806 1806 oil on canvas paintings Portrait 1806 paintings in Germany 1806 portrait paintings from Germany Male 19th-century men looking at viewer in art 19th-century oil on canvas paintings in Germany 19th-century oil portraits of sitting men at three-quarter length 1806 19th-century portrait paintings in Germany 1806 19th-century promenade portraits Geographers in art German promenade portraits Males with flowers in art Portrait paintings of men with books 1806 Stones in portrait paintings 1806 |