Columbia subject headings:
Charities--Poland--Warsaw--History--19th century.
Harvard subject headings:
Charities--Poland--Warsaw--History--19th century.
Poor--Poland--Warsaw--History--19th century.
Warsaw (Poland)--Social policy.
Princeton subject headings:
Charities--Poland--Warsaw--History--19th century.
Poor--Poland--Warsaw--History--19th century.
Warsaw (Poland)--Social policy.