LIGETI, György (1923-2006). Autograph music manuscript, 'Atmosphères für grosses Orchester ohne Schlagzeug Kompositionsauftrag des Südwestfunks, Baden-Baden 1961', with a note on the performance timing, giving a minimum total duration of 8'34", though 'The piece can be played more slowly (ideal total duration 9' - 9'30")', the calligraphic manuscript prepared for the press, in German, in pencil, title and 23 pages, double-folio (822 x 303mm), the leaves formed from two attached folio leaves (some pin holes to margins), typescript performance instructions, particularly for the execution of the piano parts, which are to be played using jazz brushes by two performers standing either side of an open grand piano, on 1¼ leaves, folio, laid down on title, paper wrappers; together with the printed score by Universal Edition [1963], 2nd impression, including a reduced facsimile of the present manuscript, and another edition, in a blue cloth case.