Columbia subject headings:
Harvard subject headings:
Industries--Greece--Corfu Island--History.
Olive oil mills--Greece--Corfu Island--History.
Olive oil presses--Greece--Corfu Island--History.
Princeton subject headings:
Industries--Greece--Corfu Island--History.
Olive oil mills--Greece--Corfu Island--History.
Olive oil presses--Greece--Corfu Island--History.