Listen to Symphony No. 31 in D Major "Hornsignal", Hob I 31: I. Allegro online. Symphony No. 31 in D Major "Hornsignal", Hob I 31: I. Allegro is an English language song and is sung by Anthony Halstead. Symphony No. 31 in D Major "Hornsignal", Hob I 31: I. Allegro, from the album Joseph & Michael Haydn: Horn Concertos, was released in the year 1989. The duration of the song is 7:13. Download English songs online from JioSaavn.