Premiere broadcast of 30 Novembers, brand new large scale acousmatic / radiophonic piece, commissioned by the Czech Radio for the 30^th anniversary of the Velvet Revolution, a non-violent transition of power in what was then Czechoslovakia, occurring from 17 November to 29 December 1989. Aired by Czech Radio, station Vltava on Wednesday, November 27. More info: https://www.radiocustica.cz/dariusz-mazurowski-30-listopadu-8114390/