Columbia subject headings:
Christian art and symbolism--Byzantine Empire--Medieval, 500-1500.
Church architecture--Byzantine Empire.
Light in architecture.
Light--Religious aspects--Christianity.
Harvard subject headings:
Church architecture--Byzantine Empire.
Light--Religious aspects
Lighting, Architectural and decorative.
Liturgy and architecture--Byzantine Empire.
Princeton subject headings:
Christian art and symbolism--Medieval, 500-1500--Byzantine Empire.
Church architecture--Byzantine Empire.
Light in architecture.
Light--Religious aspects--Christianity.