Columbia subject headings:
Harvard subject headings:
Depressions--1929--South Dakota.
Depressions--1929--United States
New Deal, 1933-1939
New Deal, 1933-1939--South Dakota.
South Dakota--Economic conditions--20th century.
South Dakota--History--20th century.
United States--Economic conditions--1918-1945.
United States--History--1933-1945.
Princeton subject headings:
Depressions--1929--South Dakota.
Depressions--1929--United States.
New Deal, 1933-1939--South Dakota.
New Deal, 1933-1939.
South Dakota--Economic conditions--20th century.
South Dakota--History--20th century.
United States--Economic conditions--1918-1945.
United States--History--1933-1945.