Columbia subject headings:
Doorways--Italy--Zagarolo.
Palazzo Rospigliosi (Zagarolo, Italy)
Relief (Sculpture), Roman--Influence.
Triumphal arches--Italy--Zagarolo.
Zagarolo (Italy)--Buildings, structures, etc.
Harvard subject headings:
Classical antiquities in art.
Mannerism (Architecture)--Italy--Zagarolo.
Portale Palazzo Rospigliosi (Zagarolo, Italy)
Zagarolo (Italy)--Buildings, structures, etc.
Princeton subject headings:
Doorways--Italy--Zagarolo.
Italy--Antiquities.
Palazzo Rospigliosi (Zagarolo, Italy)
Triumphal arches--Italy--Zagarolo.
Zagarolo (Italy)--Antiquities.
Zagarolo (Italy)--Buildings, structures, etc.