Columbia subject headings:
London (England)--Social conditions--Literary collections.
Poor--England--London--Literary collections.
Social problems--Literary collections.
Harvard subject headings:
London (England)--Social conditions--Literary collections.
Poor--England--London--Literary collections.
Social problems--Literary collections.
Princeton subject headings:
London (England)--Social conditions--Literary collections.
Poor--England--London--Literary collections.
Social problems--Literary collections.