Columbia subject headings:
Italy--Civilization--Sources.
Manuscripts--Italy--Florence--Catalogs.
Netherlands--Civilization--Sources.
Netherlands--Foreign relations--Italy--Tuscany--Sources.
Tuscany (Italy)--Foreign relations--Netherlands--Sources.
Harvard subject headings:
Manuscripts--Italy--Florence--Catalogs.
Netherlands--Foreign relations--1556-1648--Bibliography--Union lists.
Netherlands--Foreign relations--1556-1648.
Netherlands--Foreign relations--1648-1795--Bibliography--Union lists.
Netherlands--Foreign relations--1648-1795.
Netherlands--Relations--Italy--Tuscany--Bibliography--Union lists.
Netherlands--Relations--Italy--Tuscany.
Tuscany (Italy)--Relations--Netherlands--Bibliography--Union lists.
Tuscany (Italy)--Relations--Netherlands.
Princeton subject headings:
Italy--Civilization--Sources.
Manuscripts--Italy--Florence--Catalogs.
Netherlands--Civilization--Sources.
Netherlands--Foreign relations--Tuscany (Italy)--Sources.
Tuscany (Italy)--Foreign relations--Netherlands--Sources.