The Oregon Symphony, based in Portland, Oregon, was founded in 1896 as the Portland Symphony Society; it is the sixth oldest orchestra in the United States (and the oldest in the Western United States), and claims to be one of the largest arts organizations in the Pacific Northwest. The Symphony has released nineteen studio albums and one compilation album through the record labels Delos, Koch International Classics, Albany and PentaTone Classics. The first recording, Bravura (1987), was released under the artistic leadership of James DePreist. It received favorable reviews and was the first of three released through Delos. The next two recordings were collections of compositions by Sergei Rachmaninoff (The Sea and the Gulls, 1987) and Pyotr Ilyich Tchaikovsky (Tchaikovsky: 1812 Overture;