Listen to Piano Sonata in E-Flat Major (early piano version of Symphony No. 1 in E-Flat Major): I. Allegretto moderato e feroce online. Piano Sonata in E-Flat Major (early piano version of Symphony No. 1 in E-Flat Major): I. Allegretto moderato e feroce is an English language song and is sung by Michael Endres. Piano Sonata in E-Flat Major (early piano version of Symphony No. 1 in E-Flat Major): I. Allegretto moderato e feroce, from the album Arnold Bax: Complete Piano Sonatas, was released in the year 2011. The duration of the song is 13:16. Download English songs online from JioSaavn.