Columbia subject headings:
Agricultural credit corporations--Italy--Siena--History--19th century.
Banks and banking--Italy--Siena--History--19th century.
Land banks--Italy--Siena--History--19th century.
Monte dei paschi di Siena--History--19th century.
Mortgage banks--Italy--Siena--History--19th century.
Harvard subject headings:
Agricultural credit corporations--Italy--Siena--History--19th century.
Banks and banking--Italy--Siena--History--19th century.
Land banks--Italy--Siena--History--19th century.
Monte dei paschi di Siena--History--19th century.
Mortgage banks--Italy--Siena--History--19th century.
Princeton subject headings:
Credit--Italy--Siena--History--19th century.
Monte dei paschi di Siena--History--19th century.