Columbia subject headings:
Harvard subject headings:
Freemasonry--Mediterranean Region--History--19th century.
Freemasonry--Mediterranean Region--History--20th century.
Secret societies--Mediterranean Region--History--19th century.
Secret societies--Mediterranean Region--History--20th century.
Princeton subject headings:
Freemasonry--Mediterranean Region--History--19th century.
Freemasonry--Mediterranean Region--History--20th century.
Secret societies--Mediterranean Region--History--19th century.
Secret societies--Mediterranean Region--History--20th century.