Columbia subject headings:
Harvard subject headings:
Piraeus (Greece)--Civilization.
Prostitution--Greece--Piraeus--History.
Rogues and vagabonds--Greece--Piraeus--History.
Vagrancy--Greece--Piraeus--History.
Princeton subject headings:
Piraeus (Greece)--Civilization.
Prostitution--Greece--Piraeus--History.
Rogues and vagabonds--Greece--Piraeus--History.
Vagrancy--Greece--Piraeus--History.