Columbia subject headings:
Canonica, Pietro, 1869-1959--Catalogs.
Canonica, Pietro, 1869-1959--Homes and haunts--Italy--Rome--Catalogs.
Museo Canonica (Rome, Italy)--Catalogs.
Harvard subject headings:
Canonica, Pietro, 1869-1959--Catalogs.
Canonica, Pietro, 1869-1959--Homes and haunts--Italy--Rome--Catalogs.
Museo Canonica (Rome, Italy)--Catalogs.
Princeton subject headings:
Canonica, Pietro, 1869-1959--Catalogs.
Canonica, Pietro, 1869-1959--Homes and haunts--Italy--Rome--Catalogs.
Museo Canonica (Rome, Italy)--Catalogs.