Columbia subject headings:
Art deco (Architecture)--Washington (D.C.)
Historic buildings--Conservation and restoration--Washington (D.C.)
Washington (D.C.)--Buildings, structures, etc.
Harvard subject headings:
Art deco (Architecture)--Conservation and restoration--Washington (D.C.)
Art deco (Architecture)--Washington (D.C.)--Conservation and restoration.
Historic buildings--Conservation and restoration--Washington (D.C.)
Washington (D.C.)--Buildings, structures, etc.--Conservation and restoration.
Princeton subject headings: