BYF3871365: Dane Rudhyar composing, 1976 (photo) / Bridgeman Images

PRL3871373: Rex Lawson at BBC Proms / Bridgeman Images

KEI3871381: Rhiannon Cosslett and Holly Baxter, Edinburgh International book festival 2014 (photo) / Bridgeman Images

PRL3871382: Rex Lawson at BBC Proms / Bridgeman Images

KEI3871384: Angus Konstam, Edinburgh International Book festival 2014 (photo) / Bridgeman Images

KEI3871396: Arne Dahl, Edinburgh International Book festival 2014 (photo) / Bridgeman Images

BYF3871398: Rihm Wolfgang, 1990 (photo) / Bridgeman Images

KEI3871401: David Olusoga, Edinburgh International Book festival 2014 (photo) / Bridgeman Images

KEI3871403: Arne Dahl, Edinburgh International Book festival 2014 (photo) / Bridgeman Images

KLT3871893: Carl Djerassi at Salzburg 2006 / Bridgeman Images

DMR3871903: Tasmin Little with / Bridgeman Images

KLT3871908: Milton Babbitt at Julliard School, 1986 / Bridgeman Images

COY3871917: Sylvie Guillem and Jonathan Cope in Romeo and Juliet (b/w photo), Conway, Dee (b.1947) / Bridgeman Images

KLT3871931: Micaela Carosi as Madame Butterfly, Paris Opera, January 2011 / Bridgeman Images

KLT3871943: Micaela Carosi as Madame Butterfly, Paris Opera, January 2011 / Bridgeman Images

KLT3871945: Harrison Birtwistle, 1993 / Bridgeman Images

KLT3871947: Luc Bondy and Marc-Andre Dalbavie, Salzburg Festival, 2014 (photo) / Bridgeman Images

KLT3871951: Harrison Birtwistle, Joanna McGregor and Pierre Boulez, 1993 / Bridgeman Images

KLT3871972: Conchita Wurst at the Austrian Embassy, October 2014 / Bridgeman Images

COY3871973: Miyako Yoshida as Juliet and Rosalind Eyre as Nurse (photo), Conway, Dee (b.1947) / Bridgeman Images

KLT3871974: Conchita Wurst at the Austrian Embassy, October 2014 / Bridgeman Images

DMR3871977: Evelyn GLENNIE playing the / Bridgeman Images

KLT3871983: Conchita Wurst at the Austrian Embassy, October 2014 / Bridgeman Images

KLT3871992: Score of 'Opera Solaris' by Dai Fujikura, November 2013 / Bridgeman Images

KLT3871995: Brian Eno, November 2014 / Bridgeman Images

KLT3872008: Brian Eno, November 2014 / Bridgeman Images

KLT3872010: Brian Eno, November 2014 / Bridgeman Images

KLT3872034: Pierre Henry, french composer, at a concert in November 2014 at ZKM museum, Karlsruhe, 2014 (photo) / Bridgeman Images

KLT3872039: Peter Weibel / Bridgeman Images

KLT3872042: John Chowning, 2013 / Bridgeman Images

KLT3872050: John Giorno, February 2014 / Bridgeman Images

KLT3872053: John Giorno, February 2014 / Bridgeman Images

KLT3872072: The house of Ernest Hemingway, 2014 / Bridgeman Images

KLT3872080: The house of Ernest Hemingway, 2014 / Bridgeman Images

KLT3872081: The house of Ernest Hemingway, 2014 / Bridgeman Images

KLT3872089: Photo repair shop, Mexico City, 2014 / Bridgeman Images