Haydn's last major work before his death is the Mass in B-flat Major, The "Harmoniemesse," written in 1802. It features large-scale scoring of the wind section of the orchestra and a classical symphonic style with baroque style choral fugues. Choral score in latin, 82 pages. Includes: Kyrie * Gloria * Credo * Sanctus * Benedictus * Agnus Dei.