Columbia subject headings:
Menéndez Pidal, Ramón, 1869-1968--Congresses.
Spain--History--Congresses.
Spanish philology--Congresses.
Harvard subject headings:
Menéndez Pidal, Ramón, 1869-1968--Congresses.
Spain--Civilization--Congresses.
Spain--History--Congresses.
Spanish philology--Congresses.
Princeton subject headings:
Menéndez Pidal, Ramón, 1869-1968 Criticism and interpretation--Congresses.
Spanish literature--History and criticism--Congresses.