Columbia subject headings:
Harvard subject headings:
Church Slavic language--East Slavic recension
Church Slavic language--Orthography and spelling.
Church Slavic language--Palatalization.
Manuscripts, Russian (Old).
Russian language--To 1300--Consonants.
Russian language--To 1300--Orthography and spelling.
Russian language--To 1300--Palatalization.
Princeton subject headings:
Slavic languages, Eastern--Consonants.
Slavic languages, Eastern--Orthography and, spelling.
Slavic languages, Eastern--Palatalization.