Columbia subject headings:
Castile (Spain)--History--John II, 1406-1454.
Catalina, de Lancaster, Queen, consort of Henry III, King of Castile and León, 1372-1418.
Harvard subject headings:
Castile (Spain)--History--Henry III, 1390-1406.
Castile (Spain)--History--John II, 1406-1454.
Catalina, de Lancaster, Queen, consort of Henry III, King of Castile and León, 1372-1418.
Queens--Spain--Biography
Regents--Spain--Biography.
Princeton subject headings:
Castile (Spain)--History--Henry III, 1390-1406.
Castile (Spain)--History--John II, 1406-1454.
Catalina, de Lancaster, Queen, consort of Henry III, King of Castile and León, 1372-1418.
Queens--Spain--Biography.
Regents--Spain--Biography.