Columbia subject headings:
Harvard subject headings:
Anarchists--Italy--Tuscany--History--20th century.
Subversive activities--Italy--Tuscany--History--20th century.
Tuscany (Italy)--History--20th century.
Princeton subject headings:
Anarchists--Italy--Tuscany--History--20th century.
Brigands and robbers--Italy--Tuscany--History--20th century.
Subversive activities--Italy--Tuscany--History--20th century.
Tuscany (Italy)--History--20th century.