All just my personal opinion
Chopin: Piano Concerto F minor, op.21 — comparing recordings with the following artists: Askenase/Ludwig (1963), Avdeeva/Brüggen (2012), Haskil/Markevich (1960), Rubinstein/Barbirolli (1931), Rubinstein/Steinberg (1946), Rubinstein/Wallenstein (1958), Rubinstein/Ormandy (1968)
Heitor Villa-Lobos in Rubinstein’s Recording Repertoire: “Alegría na horta” from the “Suíte floral” op.97; piano suite “A Prole do Bebê”
Rubinstein’s Recorded Spanish Solo Repertoire: Music by Isaac Albéniz (“Sevilla” from Suite española, op.47; “Cordoba” from Chants d’Espagne, op.232; “Evocación”, “Triana” and “Navarra” from Iberia), Enrique Granados (“Quejas, ó la maja y el ruiseñor” from Goyescas, op.11), and Manuel de Falla (mostly encores)
On 2014-05-30, the final concert from the season 2013/2014 in the Warsaw Philharmonic Hall was broadcast online. The concert featured Yulianna Avdeeva, the National Philharmonic Orchestra and Choir under the direction of Jacek Kasprzyk, and the tenor Thomas Warmijak. The program for the concert included…
Rubinstein’s Solo Recording Repertoire: Mozart: Rondo in A minor, K.511 (in comparison with Walter Gieseking, Ronald Brautigam, and Kristian Bezuidenhout);
Rachmaninoff: Prélude in C♯ minor from “Morceaux de fantaisie” op.3;
Szymanowski: 5 Mazurkas from op.50
Rubinstein’s Recording Repertoire: Joseph Haydn, Andante con Variazioni in F minor, Hob.XVII:6 — Rubinstein, Buchbinder, Schornsheim, Staier;
Felix Mendelssohn, “Spinnerlied”