Columbia subject headings:
Harvard subject headings:
Louise, Princess, Duchess of Argyll, 1848-1939--Correspondence.
Princes--Great Britain--Correspondence.
Princesses--Great Britain--Correspondence.
Princeton subject headings:
Artists, English--Correspondence.
Louise, Princess, Duchess of Argyll, 1848-1939--Correspondence.
Princesses--Great Britain--Correspondence.