Le Marteau sans maître

Le Marteau sans maître
Composition for voice and ensemble by Pierre Boulez
The composer in 1968
EnglishThe Hammer without a Master
TextThree poems by René Char
LanguageFrench
Performed18 June 1955 (1955-06-18): 29th Festival of the International Society for Contemporary Music in Baden-Baden
Movements9
Scoringcontralto and ensemble

Le Marteau sans maître (French: [ maʁto sɑ̃ mɛːtʁ]; The Hammer without a Master) is a chamber cantata by French composer Pierre Boulez. The work, which received its premiere in 1955, sets surrealist poetry by René Char for contralto and six instrumentalists. It is among his most acclaimed compositions.