Columbia subject headings:
Hartmann, Karl Amadeus, 1905-1963--Exhibitions.
Harvard subject headings:
Composers--Germany--Biography--Exhibitions.
Hartmann, Karl Amadeus, 1905-1963--Exhibitions.
Music--Germany--Munich--20th century--Exhibitions.
Princeton subject headings:
Hartmann, Karl Amadeus, 1905-1963--Exhibitions.