Columbia subject headings:
Art, Russian--19th century.
Art, Russian.
Gosudarstvennyĭ Ėrmitazh (Russia)--Guidebooks.
Saint Petersburg (Russia)--Buildings, structures, etc.--Guidebooks.
Zimniĭ dvoret︠s︡ (Saint Petersburg, Russia)--Guidebooks.
Harvard subject headings:
Art, Modern--19th century--Russia (Federation)
Art, Russian
Art, Russian--19th century
Gosudarstvennyĭ Ėrmitazh (Russia)--Guidebooks.
Saint Petersburg (Russia)--Buildings, structures, etc.--Guidebooks.
Zimniĭ dvoret︠s︡ (Saint Petersburg, Russia)--Guidebooks.
Princeton subject headings:
Art, Modern--19th century--Russia.
Art, Russian.
Gosudarstvennyĭ Ėrmitazh (Russia)--Guidebooks.
Saint Petersburg (Russia)--Buildings, structures, etc.--Guidebooks.
Zimniĭ dvoret︠s︡ (Saint Petersburg, Russia)--Guidebooks.