The most prolific period of his career came in the 1750s when he carried out the rich decorations of the facade of Moltke's Mansion, one of the four Amalienborg mansions, as well as sculptury for Frederiks Hospital.
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After a few years he gave up his position as professor and left Copenhagen, settling in Altona.
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His first work in Denmark, a relief for a pediment and a statue at the naval headquarters at Gammelholm in Copenhagen, from 1739–40, was lost in the Great Fire of 1795.
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 | Christoph Eschenbach | Charles Petzold | Johann Pachelbel | Johann Nepomuk Hummel | Johann Gottfried Herder | Christoph Martin Wieland | Johann Nestroy | Johann Joachim Winckelmann | Johann Gottlieb Fichte | Johann Bernhard Fischer von Erlach | Christoph Westphal | Christoph von Dohnányi | Johann Homann | Johann Friedrich Böttger | Christoph Willibald Gluck | Christoph Steinbeck | Johann Kuhnau | Johann Heinrich Lambert | Johann Friedrich Blumenbach | Gottlieb Christoph Harless | Christoph Heemann | Christoph Brüx |
The facade is decorated with a relief, probably by Johann Christoph Petzold, featuring Neptune.