Columbia subject headings:
Harvard subject headings:
Archives--Italy--Prato.
Archivio Datini.
Communication and traffic--Europe--History.
Communication and traffic--Mediterranean Region--History.
Europe--Commerce--Archives.
Europe--Commerce--History.
Mediterranean Region--Commerce--History.
Melis, Federigo.
Postal service--Europe--History.
Postal service--Mediterranean Region--History.
Princeton subject headings:
Archives--Italy--Prato.
Archivio Datini.
Communication and traffic--Europe--History.
Communication and traffic--Mediterranean Region--History.
Europe--Commerce--Archives.
Europe--Commerce--History.
Mediterranean Region--Commerce--History.
Melis, Federigo.
Postal service--Europe--History.
Postal service--Mediterranean Region--History.