Wilhelm von Humboldt

Sir Thomas Lawrence - Charles William, Baron von Humboldt - RCIN 404936 - Königliche Sammlung.

Friedrich Wilhelm Christian Karl Ferdinand Freiherr von Humboldt, better known as Wilhelm von Humboldt, born in Potsdam on June 22, 1767 and died in Tegel on April 8, 1835, was a Prussian philosopher, linguist, and high official.

William Morris Davis

William Morris Davis' Porträt.

William Morris Davis was an American geographer, geologist, and meteorologist, considered by many to be the father of American geography.