Columbia subject headings:
Irene Eulogia Choumnaina Palaiologina, Princess, -1360.
Nuns--Byzantine Empire--Correspondence.
Princes--Byzantine Empire--Correspondence.
Spiritual directors--Byzantine Empire--Correspondence.
Spiritual life--Orthodox Eastern Church.
Harvard subject headings:
Nuns--Byzantine Empire--Correspondence.
Princes--Byzantine Empire--Correspondence.
Spiritual directors--Byzantine Empire--Correspondence.
Spiritual life--Orthodox Eastern Church
Princeton subject headings:
Irene Eulogia Choumnaina Palaiologos, Princess, d. 1360--Correspondence.
Monastic and religious life of women.
Nuns--Byzantine Empire--Correspondence.
Princesses--Byzantine Empire--Correspondence.
Spiritual directors--Byzantine Empire--Correspondence.
Spiritual life--Orthodox Eastern Church.