Ποιος χρονολόγησε Claire Croiza;

Claire Croiza (14 September 1882 – 27 May 1946) was a French mezzo-soprano and an influential teacher of singers.

Oscar-Arthur Honegger (French: [aʁtyʁ ɔnɛɡɛʁ]; 10 March 1892 – 27 November 1955) was a Swiss composer who was born in France and lived a large part of his life in Paris. Honegger was a member of Les Six. For Halbreich, Jeanne d'Arc au bûcher is "more even than Le Roi David or Pacific 231, his most universally popular work".