Columbia subject headings:
Mitjana, Rafael, 1869-1921--Correspondence.
Music critics--Spain--Correspondence.
Pedrell, Felipe, 1841-1922--Correspondence.
Harvard subject headings:
Mitjana, Rafael, 1869-1921--Correspondence.
Music critics--Spain--Correspondence.
Pedrell, Felipe, 1841-1922--Correspondence.
Princeton subject headings: