Jānis Liepiņš was a conductor for which opretta composed by Johann Strauss II?
Die Fledermaus Die Fledermaus (] , "The Bat", sometimes called "The Revenge of the Bat") is an operetta composed by Johann Strauss II to a German libretto by and Richard Genée.
Auf der Jagd "Auf der Jagd" ("On the Hunt"), op. 373, is a polka composed by Johann Strauss II. The composition is based on melodies in Strauss' operetta "Cagliostro in Wien" ("Cagliostro in Vienna").