Johannes Brahms, Sonata for Two Pianos, in F minor, Op. 34b (earlier version of the Piano Quintet, Op. 34 1863):
Igor Stravinsky, Petrouchka, Reduction for Piano Duet (Revised Version 1947):
Darius Milhaud, Scaramouche, Op.165b (1937); after the incidental music Le médécin volant, Op.165:
Fiammetta Tarli and Ivo Varbanov, pianos