Hi,
Having posted a recording of Glazunov's "Prelude" Op. 49 in Audition Room, for anyone who might be interested, using different sources I was able to construct a listing of Glazunov's piano literature. I cannot guarantee that it's complete, but I believe that if not, then it's very close to it. It's a relatively thin repertoire as compared to the output of many other composers of piano music, but remember that Glazunov's primary interest was orchestral music. Here is the list:
ALEKSANDR GLAZUNOV SOLO PIANO PIECES
Suite on the Name Sascha, Op. 2
Two Pieces for Piano, Op. 22
Waltz on the Name Sabela, Op. 23
Prelude and Two Mazurkas, Op. 25
Gavotte, Op. 29, No. 3
Three Concert Etudes, Op. 31
Petite Valse, Op. 36
Nocturne pour Piano, Op. 37
Grand valse de concert, Op. 41
Three Miniatures, Op. 42
Salon Waltz, Op. 43
Three Pieces for Piano, Op. 49
Two Impromptus, Op. 54
Prelude and Fugue, Op. 62
Theme and Variations, Op. 72
Piano Sonata No. 1, Op. 74
Piano Sonata No. 2, Op. 75
Four Preludes and Fugues, op. 101
Idylle, Op. 103
Four Improvisations
Miniature
Little Gavotte
Menuet pour Piano
David