Columbia subject headings:
Depressions--1929--Senegal.
Labor--Senegal--History.
Peasants--Senegal--History.
Senegal--Social conditions.
Harvard subject headings:
Depressions--1929--Senegal.
Peasants--Senegal--History.
Senegal--Social conditions.
Working class--Senegal--History.
Princeton subject headings:
Labor--Senegal--History.
Senegal--Economic conditions.
Senegal--Social conditions.