Its repertoire included avant-garde and modern works, and the group made early recordings of some of these.
Robert Krettly took part in the premiere of the Gabriel Fauré Pianoforte Trio in D minor op 120, in Paris on May 12, 1923, with Jacques Patté (cello) and Tatiana Sanzévitch (piano).
[2] This formation therefore preceded the appearance of Robert Krettly as second violin, with Jacques Thibaud (1st violin), Maurice Vieux (1884–1951) (viola) and André Hekking (cello),[3] in the premiere of the Gabriel Fauré string quartet (in E minor, op 121) at the Société Nationale de Musique in Paris on 12 June 1925.
Navarra made his debut as a soloist in 1931, at the Concerts Colonne in Paris.
[6] The Krettly Quartet made some significant recordings before 1936, including principally:[7]