Columbia subject headings:
Harvard subject headings:
Castile (Spain)--History--John II, 1406-1454--Sources.
Favorites, Royal--Spain--Castile--Biography.
Luna, Alvaro de, -1453.
Nobility--Spain--Castile--Biography.
Spain--History--John II, 1406-1454--Sources.
Spain--History--John II, 1406-1454.
Princeton subject headings:
Luna, Alvaro de, -1453.
Spain--History--John II, 1406-1454--Sources.
Spain--History--John II, 1406-1454.