Columbia subject headings:
Cost and standard of living--United States.
United States--Economic conditions--1918-1945.
United States--Social conditions.
Harvard subject headings:
Cost and standard of living--United States.
United States--Economic conditions--1918-1945.
United States--Social conditions.
Princeton subject headings:
Cost and standard of living--United States.
United States--Economic conditions--1918-1945.
United States--Social conditions.