Columbia subject headings:
Harvard subject headings:
Arabists--Spain--Correspondence--Catalogs.
Asín Palacios, Miguel, 1871-1944--Correspondence--Catalogs.
Ribera, Julián, 1858-1934--Correspondence--Catalogs.
Princeton subject headings:
Arabists--Spain.
Asín Palacios, Miguel, 1871-1944--Correspondence.
Civilization, Arab--Study and teaching--Spain.
Ribera, Julián, 1858-1934--Correspondence.