Columbia subject headings:
Printing--Russia (Federation)--History--18th century.
Printing--Russia (Federation)--Smolenskai͡a gubernii͡a--History.
Harvard subject headings:
Printing--Russia (Federation)--Smolensk Region--History.
Princeton subject headings:
Printing--Russia (Federation)--Smolenskai︠a︡ oblastʹ--History.