| | Walter Klien | Piano Sonata No. 11 in A Major, K. 331: III. Alla Turca - Allegretto | |
| | Vienna Volksoper Orchestra, Peter Maag & Walter Klien | Piano Concerto No. 23 in A Major, K. 488: II. Adagio | |
| | Alfred Brendel & Walter Klien | Waltzes, Op. 39: No. 15 In a Major | |
| | Walter Klien | Twelve Variations in C Major on the French Song "Ah ! vous dirai-je, maman", K. 265 / 300e | |
| | Alfred Brendel & Walter Klien | Sonata in D Major for Two Pianos, K. 448: I. Allegro con spirito | |
| | Alfred Brendel & Walter Klien | Sonata for Two Pianos In D Major, K. 448: III. Allegro Molto | |
| | Walter Klien | Liebestraum | |
| | Walter Klien | Fantasy In D Minor, K. 397 | |
| | Walter Klien | Fantasy for Piano No. 3 in D Minor, K. 397 | |
| | Alfred Brendel & Walter Klien | Sonata for Two Pianos In D Major, K. 448: III. Allegro Molto | |
| | Walter Klien | Piano Sonata In D Major, K. 576: III. Allegretto | |
| | Alfred Brendel & Walter Klien | Sonata For Two Pianos KV 448 In D Major - Andante | |
| | Walter Klien | Piano Sonata No. 16 In C Major, K. 545 "Sonata Facile": I. Allegro | |
| | Walter Klien | Three Romances, Op. 28: No. 2 In F-Sharp Major | |
| | Alfred Brendel & Walter Klien | Hungarian Dance No. 5 in F-Sharp Minor | |
| | Walter Klien | 12 Variations On Ah Vous Dirai-je, Maman, K. 265 (300e) | |
| | Walter Klien | Minuet - Trio, K. 1 | |
| | Walter Klien | Piano Sonata In B-Flat Major, K. 333: I. Allegro | |
| | Walter Klien | Piano Sonata No. 11 In A Major, K. 331: III. Alla Turca - Allegretto | |
| | Wiener Volksopernorchester, Walter Klien & Alfred Brendel | Konzert für 2 Klaviere und Orchester Nr.10 in Es-Dur, KV 365: 3. Satz | |
| | Wiener Volksopernorchester, Walter Klien & Alfred Brendel | Konzert für 2 Klaviere und Orchester Nr.10 in Es-Dur, KV 365: 2. Satz | |
| | Wiener Volksopernorchester, Walter Klien & Alfred Brendel | Konzert für 2 Klaviere und Orchester Nr.10 in Es-Dur, KV 365: 1. Satz | |
| | Walter Klien, Peter Maag & Wiener Volksoperorchester | Piano Concerto No. 23 in A Major, K. 488: II. Adagio | |
| | Alfred Brendel & Walter Klien | Sonata For Two Pianos KV 448 In D Major - Allegro | |
| | Walter Klien | Sonata for Piano No.21 in B-Flat Major, D.960: II. Andante sostenuto | |
| | Walter Klien | Piano Sonata In a Minor, K. 310: I. Allegro Maestoso | |
| | Walter Klien | Minuet and Trio, K. 1 | |
| | Walter Klien | Sonata for Piano No. 8 in A Minor, K. 310: III. Presto | |
| | Walter Klien | Adagio in B Minor, K. 540 | |
| | Walter Klien | Fantasy in C Minor, K. 396 | |
| | Walter Klien | 7 Variations On Willem Van Nassau, K. 25 | |
| | Walter Klien | <哀愁のトロイメライ>蝶々 作品2(シューマン) | |
| | Walter Klien | Polka Op. 7 No. 3 E Major | |
| | Walter Klien | 3 Intermezzi, Op. 117: No. 1 in E-flat Major. Andante moderato | |
| | Walter Klien | 24 Preludes, Op. 28: No. 13. Lento in F-Sharp Major | |
| | Walter Klien | Piano Sonata No. 12 in F Major, K. 332: II. Adagio | |
| | Arthur Grumiaux & Walter Klien | Sonata for Piano and Violin in F Major, K. 377: 2e. Variation 4 | |
| | Arthur Grumiaux & Walter Klien | Sonata for Piano and Violin in E-Flat Major, K. 481: 3a. Allegretto (con variazioni): Tema | |
| | Walter Klien | 8 Variations in F Major on the choir "Dieu d'amour" from the opera "Les mariages samnites" by André Grétry, K. 352 | |
| | Beatriz Klien & Walter Klien | Jeux d'enfants, Op. 22, WD 56: No. 12, Le bal | |
| | Alfred Brendel & Walter Klien | Waltzes, Op. 39: No. 2 in E Major | |
| | Walter Klien | Piano Sonata No. 7 in C Major, K. 309: III. Rondo: Allegretto grazioso | |
| | Walter Klien, Vienna Pro Musica Orchestra & Paul Angerer | Piano Concerto No. 14 in E-Flat Major, K. 449: 3. Allegro ma non troppo | |
| | Walter Klien | Sonata No. 21 in B-Flat Major for Piano, D. 960: I. Molto moderato | |
| | Walter Klien | Piano Sonata No. 19 in C Minor, D. 958: II. Adagio | |
| | Walter Klien | Sonata for Piano No. 4 in D Minor, D. 537: I. Allegro ma non troppo | |
| | Walter Klien | 7 Fantasies, Op. 116: I. Capriccio in D Minor | |
| | Walter Klien & Beatrice Klien | Jeux d'enfants, Op. 22: III. La Poupée. Berceuse | |
| | Alfred Brendel & Walter Klien | Waltzes, Op. 39/ No.4 in E minor | |
| | Walter Klien | Kinderszenen (Childhood Scenes) ,Op. 15: V. Glückes genug (Happy enough) | |