Columbia subject headings:
Harvard subject headings:
Italy. Guardia di finanza--Biography.
Jews--Italy--Biography.
Jews--Persecutions--Italy--History--20th century.
Procaccia, Arrigo, 1900-1958.
World War, 1939-1945--Italy--Rome.
Princeton subject headings:
Italy. Guardia di finanza--Biography.
Jews--Italy--Biography.
Jews--Persecutions--Italy--History--20th century.
Procaccia, Arrigo, 1898-1960.