Columbia subject headings:
Gosudarstvennyĭ Ėrmitazh (Russia)--Exhibitions.
Lithography, German--18th century--Exhibitions.
Lithography, German--19th century--Exhibitions.
Lithography--Russia (Federation)--Saint Petersburg--Exhibitions.
Harvard subject headings:
Gosudarstvennyĭ Ėrmitazh (Russia)--Exhibitions.
Lithography, German--18th century--Exhibitions.
Lithography, German--19th century--Exhibitions.
Lithography--Russia (Federation)--Saint Petersburg--Exhibitions.
Princeton subject headings:
Gosudarstvennyĭ Ėrmitazh (Russia)--Exhibitions.
Lithography, German--18th century--Exhibitions.
Lithography, German--19th century--Exhibitions.
Lithography--Russia (Federation)--Saint Petersburg--Exhibitions.