Columbia subject headings:
Mail art--Exhibitions.
Padín, Clemente--Exhibitions.
Padín, Clemente.
Performance art--Uruguay.
Visual poetry, Uruguayan--Exhibitions.
Harvard subject headings:
Mail art--Exhibitions.
Mail art--Uruguay--Exhibitions.
Padín, Clemente--Exhibitions.
Visual poetry--Exhibitions.
Visual poetry--Uruguayan--Exhibitions.
Princeton subject headings:
Mail art--Exhibitions.
Padín, Clemente--Exhibitions.
Visual poetry--Uruguayan--Exhibitions.