Carla Shapreau writes for The New York Times, September 21, 2012
During the war musical manuscripts, printed music, books and instruments were confiscated, swept up as war trophies, lost or displaced under circumstances of crisis. A Nazi unit known as the Sonderstab Musik was among those tasked with such looting. Evidence of seizures and opaque transactions during the Nazi era are scattered in a sea of archival records in the United States and Europe.