Columbia subject headings:
Depressions--1929--United States.
Economic history--1918-1945.
United States--Economic conditions--1918-1945.
Harvard subject headings:
Depressions--1929--United States
Economic history--1918-1945
Stock Market Crash, 1929.
United States--Economic conditions--1918-1945.
Princeton subject headings:
Depressions--1929--United States.
Economic history--1918-1945.
United States--Economic conditions--1918-1945.