Columbia subject headings:
Harvard subject headings:
Artisans--Greece--Iōannina--History.
Guilds--Greece--Iōannina--History.
Iōannina (Greece)--Social life and customs.
Occupations--Greece--Iōannina.
Princeton subject headings:
Artisans--Greece--Iōannina--History.
Guilds--Greece--Iōannina--History.
Iōannina (Greece)--Social life and customs.
Occupations--Greece--Iōannina.