Columbia subject headings:
Memorials--Washington (D.C.)--Guidebooks.
Monuments--Washington (D.C.)--Guidebooks.
Statues--Washington (D.C.)--Guidebooks.
Washington (D.C.)--Buildings, structures, etc.--Guidebooks.
Washington (D.C.)--Guidebooks.
Harvard subject headings:
Princeton subject headings:
Guidebooks.
Memorials--Washington (D.C.)--Guidebooks.
Monuments--Washington (D.C.)--Guidebooks.
Statues--Washington (D.C.)--Guidebooks.
Washington (D.C.)--Buildings, structures, etc.--Guidebooks.
Washington (D.C.)--Guidebooks.