1769 – 1859 · scholar, explorer, volcanologist, cartographer, travel writer, oceanographer, botanist, meteorologist, botanical collector, world traveler, ethnologist, ornithologist, geographer, climatologist, geologist, zoologist, economist, physician, naturalist, writer, astronomer
немецкий учёный-энциклопедист, физик, метеоролог, географ, ботаник, зоолог и путешественник