Columbia subject headings:
Industrial efficiency.
Rowntree and Company, ltd.
Unemployment insurance--Great Britain.
Working class--Great Britain.
Harvard subject headings:
Industrial efficiency.
Labor--Great Britain
Rowntree (Firm)
Unemployment insurance--Great Britain.
Working class--Great Britain
Princeton subject headings:
Industrial efficiency.
Labor--Great Britain.
Rowntree and Company Limited.
Unemployment insurance--Great Britain.