Columbia subject headings:
Celommi, Pasquale, 1851-1928--Exhibitions.
Celommi, Raffaello, 1881-1957--Exhibitions.
Harvard subject headings:
Celommi, Pasquale, 1851-1928--Exhibitions.
Celommi, Raffaello, 1881-1957--Exhibitions.
Princeton subject headings:
Celommi, Pasquale, 1851-1928--Exhibitions.
Celommi, Raffaello, 1881-1957--Exhibitions.