Listen to Symphony No. 7, Op. 70 in D Minor: Roco Adagio online. Symphony No. 7, Op. 70 in D Minor: Roco Adagio is an Unknown language song and is sung by James Levine. Symphony No. 7, Op. 70 in D Minor: Roco Adagio, from the album Dvorak: Symphonie No. 9 "Du Nouveau Monde"+ Symphonie No. 7, was released in the year 2016. The duration of the song is 9:56. Download Unknown songs online from JioSaavn.