financed an expedition to Brazil on the occasion of the wedding of his daughter Archduchess Leopoldina to the Portuguese crown prince, Dom Pedro of Alcantara (who was later to become Emperor of Brazil).
Johann Sebastian Bach | Johann Wolfgang von Goethe | Johann Strauss II | St. Johann in Tirol | Johann Heinrich Pestalozzi | Johann Albert Fabricius | Johann Christian Bach | Johann Georg Wagler | Johann Pachelbel | Johann Nepomuk Hummel | Johann Gottfried Herder | Johann Nestroy | Johann Joachim Winckelmann | Johann Gottlieb Fichte | Johann Bernhard Fischer von Erlach | Johann Homann | Johann Friedrich Böttger | Johann Kuhnau | Johann Heinrich Lambert | Johann Friedrich Blumenbach | Johann Wilhelm von Müller | Johann Wilhelm, Elector Palatine | Johann Mattheson | Johann Jakob Engel | Johann Gustav Droysen | Johann Gottfried Schadow | Johann Georg Faust | Johann Friedrich Julius Schmidt | Johann Christoph Adelung | Johann Baptist von Spix |
Emperor Franz II of Austria finances an expedition to Brazil on the occasion of the wedding of his daughter Archduchess Leopoldina to the Portuguese crown prince, Dom Pedro of Alcantara Johann Natterer was the zoologist on the expedition and was accompanied by other naturalists including Johann Baptist von Spix and Carl Friedrich Philipp von Martius.
The device was created by Johann Natterer, a student of Adolf Martin Pleischl, for experiments creating liquid carbonic acid.