Columbia subject headings:
Brandywine Creek Valley (Pa. and Del.)--Description and travel.
Brandywine Creek Valley (Pa. and Del.)--History.
Museums--Delaware.
Museums--Pennsylvania.
Harvard subject headings:
Art museums--Brandywine River Valley (Del. and Pa.)--Guidebooks.
Art museums--Brandywine River Valley (Del. and Pa.)--Pictorial works.
Historic buildings--Brandywine River Valley (Del. and Pa.)--Pictorial works.
Museums--Brandywine River Valley (Del. and Pa.)--Pictorial works.
Princeton subject headings: