Columbia subject headings:
Architects--Russia--Congresses.
Architects--Soviet Union--Congresses.
Architecture--Russia--History--19th century--Congresses.
Architecture--Russia--History--20th century--Congresses.
Architecture--Soviet Union--Congresses.
Shekhtelʹ, Fedor Osipovich, 1859-1926--Congresses.
Harvard subject headings:
Architects--Russia--Congresses.
Architects--Soviet Union--Congresses.
Architecture--Russia--History--Congresses.
Architecture--Soviet Union--Congresses.
Shekhtelʹ, Fedor Osipovich, 1859-1926--Congresses.
Princeton subject headings: