Columbia subject headings:
Old age pensions--United States.
Public welfare.
Social security act, 1935.
Social security--United States.
Unemployment insurance--United States.
United States. Social Security Act.
Harvard subject headings:
Old age pensions--United States.
Social security--United States
Unemployment insurance--United States.
United States. Social Security Act.
Princeton subject headings:
Old age pensions--United States.
Social security--United States.
Unemployment insurance--United States.