Slaves' Graves & Ballads is the third studio album by American experimental rock band Dirty Projectors. It is a combination of two different recordings entitled Slaves' Graves and Ballads, hence the name of the LP combination of the two. The two sessions have drastically different sounds: the first features frontman and guitarist David Longstreth accompanied by a chamber orchestra called The Orchestral Society for the Preservation of the Orchestra; the second features Dave and his guitar recorded by Adam Forkner. On this release tracks 1âÂÂ7 includes the Slaves' Graves songs while tracks 8âÂÂ14 constitutes Ballads.