Columbia subject headings:
Harvard subject headings:
Cather, Willa, 1873-1947--Political and social views.
Imperialism in literature.
Literature and society--United States--History--20th century.
Progress in literature.
Race in literature
Princeton subject headings:
Cather, Willa, 1873-1947--Political and social views.
Imperialism in literature.
Literature and society--United States--History--20th century.
Progress in literature.
Race in literature.