Columbia subject headings:
Composers--Italy--Biography.
Mascagni, Pietro, 1863-1945--Homes and haunts--Italy--Livorno.
Music--Italy--Livorno--History and criticism.
Harvard subject headings:
Composers--Italy--Biography
Mascagni, Pietro, 1863-1945--Homes and haunts--Italy--Livorno.
Music--Italy--Livorno--History and criticism.
Princeton subject headings:
Composers--Italy--Biography.
Mascagni, Pietro, 1863-1945--Homes and haunts--Italy--Livorno.
Music--Italy--Livorno--History and criticism.