Columbia subject headings:
Harvard subject headings:
Church buildings--Greece--Piraeus.
Church decoration and ornament--Greece--Piraeus.
Hagios Nikolaos (Church : Piraeus, Greece)
Mural painting and decoration--Greece--Piraeus.
Piraeus (Greece)--Church history.
Princeton subject headings:
Church architecture--Greece--Piraeus.
Hagios Nikolaos (Church : Piraeus, Greece)
Mural painting and decoration--Greece--Piraeus.