Columbia subject headings:
Manuscripts, Church Slavic.
Manuscripts, Russian.
Manuscripts--Soviet Union.
Harvard subject headings:
Manuscripts, Church Slavic.
Manuscripts, Russian.
Manuscripts--Soviet Union.
Princeton subject headings:
Akademii︠a︡ nauk SSSR. Biblioteka
Manuscripts, Church Slavic.
Manuscripts, Russian.
Manuscripts--Soviet Union.