Columbia subject headings:
French literature--19th century--History and criticism.
Poor in literature.
Ragpickers in literature.
Working class in literature.
Harvard subject headings:
French literature--19th century--History and criticism
Poor in literature
Ragpickers in literature
Working class in literature
Working class white people in literature
Princeton subject headings:
French literature--19th century--History and criticism.
Poor in literature.
Ragpickers in literature.
Working class in literature.