Portal:Germany/Anniversaries/January/January 2From Wikipedia, the free encyclopedia Rudolf Clausius 1822 – Birth of physicist Rudolf Clausius 1843 – Richard Wagner's opera The Flying Dutchman premieres in Dresden 1870 – Birth of sculptor Ernst Barlach
Rudolf Clausius 1822 – Birth of physicist Rudolf Clausius 1843 – Richard Wagner's opera The Flying Dutchman premieres in Dresden 1870 – Birth of sculptor Ernst Barlach