Columbia subject headings:
Child welfare--Europe--History.
Child welfare--Norway--History.
Children--Legal status, laws, etc.--Norway--History.
Harvard subject headings:
Child welfare--Europe--History.
Child welfare--Norway--History.
Children--Legal status, laws, etc.--Norway--History.
Princeton subject headings:
Child welfare--Europe--History.
Child welfare--Norway--History.
Children--Legal status, laws, etc.--Norway--History.