Columbia subject headings:
Painting, American--Catalogs.
Painting--Pennsylvania--Philadelphia--Catalogs.
Pennsylvania Academy of the Fine Arts--Catalogs.
Harvard subject headings:
Painting, American--Catalogs
Painting--Pennsylvania--Philadelphia--Catalogs.
Pennsylvania Academy of the Fine Arts--Catalogs.
Princeton subject headings:
Catalogs.
Painting, American--Catalogs.
Painting--Pennsylvania--Philadelphia--Catalogs.
Pennsylvania Academy of the Fine Arts--Catalogs.