Columbia subject headings:
Advertising--Massachusetts--Worcester--Pictorial works.
Historic buildings--Massachusetts--Worcester--Pictorial works.
Public buildings--Massachusetts--Worcester--Pictorial works.
Worcester (Mass.)--Guidebooks.
Worcester (Mass.)--History.
Worcester (Mass.)--Pictorial works.
Harvard subject headings:
Worcester (Mass.)--Description and travel.
Worcester (Mass.)--History.
Princeton subject headings: