Columbia subject headings:
Harvard subject headings:
Bigongiari, Piero--Homes and haunts--Italy--Pistoia.
Bogongiari, Piero--Correspondence.
Ciattini, Mario, 1912-1988.
Pistoia (Italy)--Intellectual life--20th century.
Poets, Italian--20th century--Correspondence.
Princeton subject headings:
Authors, Italian--20th century--Correspondence.
Bigongiari, Piero--Correspondence.