Columbia subject headings:
Harvard subject headings:
Catholic Church--Italy--Bishops--Correspondence.
Communism and Christianity--Catholic Church--Italy--Udine (Province)
Fascism and the Catholic Church.
Nogara, Giuseppe.
Paul VI, Pope, 1897-1978
Udine (Italy : Province)--History.
Princeton subject headings:
Catholic Church--Clergy--Correspondence.
Italy--History--German occupation, 1943-1945.
Paul VI, Pope, 1897-1978.
World War, 1939-1945--Catholic Church.