Columbia subject headings:
Authors, Italian--19th century--Correspondence.
Authors, Italian--20th century--Correspondence.
Capuana, Luigi, 1839-1915--Correspondence.
De Roberto, Federico, 1861-1927--Correspondence.
Harvard subject headings:
Authors, Italian--19th century--Correspondence
Authors, Italian--20th century--Correspondence
Capuana, Luigi, 1839-1915--Correspondence.
De Roberto, Federico, 1861-1927--Correspondence.
Princeton subject headings:
Authors, Italian--19th century--Correspondence.
Authors, Italian--20th century--Correspondence.
Capuana, Luigi, 1839-1917--Correspondence.
De Roberto, Federico, 1861-1927--Correspondence.