Copyright Statement Reuse Permissions All Rights Reserved Details Title Four impromptus. Op. 90, no. 1 in C minor ; Op. 90, no. 4 in A-flat major ; Op. 142, no. 2 in A-flat major ; Op. 142, no. 4 in F minor Contributors Schubert, Franz, 1797-1828 (Composer) Part of Piano recital Collections this item is in ASU School of Music Performance Archive View full metadata Machine-readable links OAI Dublin Core MODS XML Quick actions