Columbia subject headings:
Harvard subject headings:
Euthanasia--Germany--Pirna--History--20th century.
Heil- und Pflegeanstalt Pirna-Sonnenstein
Heil- und Pflegeanstalt Pirna-Sonnenstein--In art.
Installations (Art)--Germany--Pirna.
Mentally ill--Germany--Pirna--History--20th century.
Ponwitz, Heike, 1955-
World War, 1939-1945--Atrocities
Princeton subject headings:
Euthanasia--Germany--Pirna.
Heil- und Pflegeanstalt Pirna-Sonnenstein--In art.
Installations (Art)--Germany--Pirna.
Memorials--Germany--Pirna.
Mentally ill--Germany--Pirna--Death.
Ponwitz, Heike, 1955-