Symphony No. 9 (Schubert) trombone as an effect, and therefore very sparingly, or, in the case of his Ninth Symphony, also to double the alto, tenor, and bass parts of the chorus as was common in sacred music and opera at the time. However, in Schubert’s Unfinished Symphony and the Ninth Symphony, the trombones become essential members of the orchestra playing throughout the piece, and even receive important melodic roles. Symphony No. 9 (Schubert) The Symphony No. 9 in C major, D 944, known as the Great (published in 1840 as "Symphony No. 7 in C Major", listed as No. 8 in the Neue
Symphony, D 708A (Schubert) full orchestral score, without sketching for piano beforehand, but D 615 and D 708A only survive as sketches in piano score. He returned to writing directly into orchestral score for his seventh symphony, although piano sketches exist for the eighth. These four unfinished symphonies thus show how Schubert was, as he stated in a letter from the mid-1820s, preoccupied with "planning a path to [write] a grand symphony [plans he would realize in the ninth symphony]", with his string quartets, octet and these unfinished symphonies as intermediate steps in this plan. The unusually large number of unfinished symphonies on the