Musica per organo trentunisono 1

Category	31 tone ( Fokker) system
Sub category

	Opus Classification Year Archives Masonic music 158 31T 4 1951 Do

Description	Four parts: Prelude 2'15" Tema con Variationi 3'30" Inventio in cyclum 2'20" Basso solo 1' The sound recording was played by Ere Lievonen on the Fokker organ in Amsterdam. Made available by the Huygens-Fokker Foundation.