Columbia subject headings:
Sironi, Mario, 1885-1961--Catalogs.
Harvard subject headings:
Sironi, Mario, 1885-1961--Family--Portraits.
Sironi, Mario, 1885-1961.
Princeton subject headings:
Sironi, Mario, 1885-1961--Family--Portraits.
Sironi, Mario, 1885-1961.