Gruppen for three orchestras is amongst the best-known compositions of German composer Karlheinz Stockhausen, and is Work Number 6 in the composer's catalog of works. Gruppen is "a landmark in 20th-ce
Paspels, the village where Stockhausen began work on Gruppen
The Klavierstücke constitute a series of nineteen compositions by German composer Karlheinz Stockhausen.
Karlheinz Stockhausen lecturing on Klavierstück XI at Darmstadt, July 1957
Programme for the world premiere of Klavierstück IX
The Teatro Regio in Turin, where Klavierstück XIII was premiered
Klavierstück XV was premiered in the Museum Ludwig (Cologne Cathedral in the background)