Columbia subject headings:
Smolʹnyĭ (Museum : Saint Petersburg, Russia)
Harvard subject headings:
Architecture, Baroque--Russia (Federation)--Saint Petersburg.
Neoclassicism (Architecture)--Russia (Federation)--Saint Petersburg.
Saint Petersburg (Russia)--Buildings, structures, etc.
Smolʹnyĭ (Museum : Saint Petersburg, Russia)
Princeton subject headings:
Smolʹnyĭ (Museum : Saint Petersburg, Russia)