Columbia subject headings:
Harvard subject headings:
Historians--Italy--Lombardy--Correspondence.
Intellectuals--Italy--Lombardy--Correspondence.
Lombardy--Intellectual life--20th century.
Lonati, Guido, 1896-1936--Correspondence.
Putelli, Romolo, 1896-1939--Correspondence.
Princeton subject headings:
Historians--Italy--Correspondence.
Intellectuals--Italy--Correspondence.
Lonati, Guido, 1896-1936--Correspondence.
Putelli, Romolo, 1880-1939--Correspondence.