Columbia subject headings:
Carlists--History--19th century--Sources.
Carlists--History--20th century--Sources.
Spain--History--19th century--Sources.
Spain--History--20th century--Sources.
Harvard subject headings:
Carlists--History--19th century--Sources.
Carlists--History--20th century--Sources.
Spain--History--19th century--Sources.
Spain--History--20th century--Sources.
Princeton subject headings:
Carlists--History--19th century--Sources.
Carlists--History--20th century--Sources.
Spain--History--19th century--Sources.
Spain--History--20th century--Sources.