It is a unique method to help you improve your accuracy, intonation, rhythm, and musicianship. The method is comprised of 19 horn excerpts with the orchestral accompaniments specially arranged for piano by Jeffry Kirschen. All 19 accompaniments are in mp3 format and in the Accompanied Orchestral Excerpts Audios album. The excerpts are from:

Beethoven Sym. #6, Scherzo, 1st Horn

Beethoven Sym. #7, 2nd Horn

Beethoven Sym. #9, 4th Horn (2 excerpts)

Brahms Sym. #1, 2nd mov't, 1st Horn

Brahms Sym. #2, 1st mov't, 1st Horn

Brahms Sym. #2, 2nd mov't, 1st Horn

Brahms Sym. #3, 3rd mov't, 1st Horn

Dvorak Cello Concerto, 1st Horn

Mahler Sym. #5, Scherzo, 1st Horn

Mendelssohn "A Midsummer Night's Dream", Nocturne, 1st Horn

Mendelssohn Sym. #3, 3rd Horn

Rachmaninov, Piano Concerto #2, 1st Horn

Shostakovich Sym. #5, 1st, 2nd, 3rd, & 4th Horns

Shostakovich Sym. #5, 1st mov't, 1st Horn

Shostakovich Sym. #5, 4th mov't, 1st Horn

Stravinsky, "The Firebird", 1st Horn

Tchaikovsky Sym. #2, 1st Horn

Wagner Overture to Tannhauser, 1st Horn