Columbia subject headings:
Architecture--Washington (D.C.)
Buildings--Washington (D.C.)
Streets--Washington (D.C.)
Harvard subject headings:
Architecture--Washington (D.C.)
Sixteenth Street (Washington, D.C.)
Streets--Washington (D.C.)
Washington (D.C.)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Washington (D.C.)
Sixteenth Street (Washington, D.C.)
Streets--Washington (D.C.)
Washington (D.C.)--Buildings, structures, etc.