Columbia subject headings:
Architecture--Italy--Emilia-Romagna--History--20th century.
Art nouveau (Architecture)--Italy--Emilia-Romagna.
Tirelli, Guido, 1883-1940--Criticism and interpretation.
Harvard subject headings:
Architects--Italy--Reggio Emilia (Province)
Architecture--Italy--Emilia-Romagna--History.
Architecture--Italy--Reggio Emilia (Province)--20th century.
Art nouveau (Architecture)--Italy--Emilia-Romagna.
Tirelli, Guido, 1883-1940--Criticism and interpretation.
Tirelli, Guido, 1883-1940--Exhibitions.
Princeton subject headings:
Architecture--Italy--Emilia-Romagna--20th century.
Art nouveau (Architecture)--Italy--Emilia-Romagna.
Tirelli, Guido, 1883-1940--Criticism and interpretation.