Columbia subject headings:
Louise, Princess of Belgium, 1858-1924--Fiction.
Mattachich, Geza von, 1858-1923--Fiction.
Princesses--Belgium--Fiction.
Harvard subject headings:
Louise, Princess of Belgium, 1858-1924--Fiction.
Mattachich, Geza von, 1858-1923--Fiction.
Mattachich-Keglevich, Géza von, 1867-1923--Fiction.
Princesses--Belgium--Fiction.
Princeton subject headings:
Fiction.
Louise, Princess of Belgium, 1858-1924--Fiction.
Mattachich, Geza von, 1867-1923--Fiction.