Wolfgang Amadeus Mozart and Prague little known that Mozart's visits to the Bertramka are actually very scantily documented. No contemporary observer ever reported seeing him there, and Mozart himself never reported staying there in any surviving correspondence from Prague. The best evidence that he stayed there (and only during his second visit to Prague) comes from his son Karl Thomas Mozart in a reminiscence of 1856. Carl Thomas was not present for the incident reported, rather only heard about it from friends of Mozart he met in Prague as a boy in the 1790s. Wolfgang Amadeus Mozart and Prague There is no question that the
Wolfgang Amadeus Mozart Theme from Mozart's Opera "Die Zauberflöte" (1822), Frédéric Chopin's Variations on "Là ci darem la mano" from "Don Giovanni" (1827), and Max Reger's Variations and Fugue on a Theme by Mozart (1914), based on the variation theme in the piano sonata K. 331; Pyotr Ilyich Tchaikovsky wrote his Orchestral Suite No. 4 in G, "Mozartiana" (1887), as a tribute to Mozart. For unambiguous identification of works by Mozart, a "Köchel catalogue number" is used. This is a unique number assigned, in regular chronological order, to every one of his known works. A work is referenced by the abbreviation "K." or