Columbia subject headings:
Huesca (Spain)--History--20th century--Exhibitions.
Orwell, George, 1903-1950--Exhibitions.
Spain--History--Civil War, 1936-1939--Exhibitions.
Harvard subject headings:
Authors, English--20th century--Exhibitions.
Orwell, George, 1903-1950--Exhibitions.
Spain--History--Civil War, 1936-1939--Exhibitions.
Princeton subject headings: