Orchestra draft constitution, notes, scores, catalogue, and 1001 Activities.) Cornelius Cardew, "Stockhausen Serves Imperialism", and Other Articles: with Commentary and Notes (London: Latimer New Dimensions, 1974) (download PDF) Michael Parsons, ed. 25 Years from Scratch: The Scratch Orchestra (London: London Musicians' Collective, 1994) (download PDF) Stefan Szczelkun ed. Improvisation Rites: from John Cage's 'Song Books' to the Scratch Orchestra's 'Nature Study Notes'. Collective practices 2011 – 2017 (Routine Art Co. 2017) John Tilbury, Cornelius Cardew (1936–1981): A Life Unfinished (Essex: Copula, 2008) Katie Macfarlane, Rob Stone, Grant Watson, eds., Play for Today: Cornelius Cardew (London: Drawing Room; Antwerp: Museum van Hedendaagse Kunst Antwerpen (M HKA), 2009) References External links Nature Study Notes Carole Finer and Stefan Szczelkun read and discuss the verbal scores that kicked off the Scratch Orchestra in 1969. Nature Study Notes texts at International Improvised Music Archive. The Scratch Orchestra Free improvisation ensembles British experimental musical groups Musical groups established in 1969