Columbia subject headings:
Diplomatic documents.
Diplomats--France--Correspondence.
Diplomats--Italy--Correspondence.
France--Relations--Italy--Parma.
Parma (Italy)--History--18th century--Sources.
Parma (Italy)--Relations--France.
Harvard subject headings:
Diplomatic documents.
Diplomats--France--Correspondence
Diplomats--Italy--Correspondence.
France--Relations--Italy--Parma.
Parma (Italy)--History--18th century--Sources.
Parma (Italy)--History--18th century.
Parma (Italy)--Relations--France.
Princeton subject headings:
France--Relations--Italy--Parma--Sources.
Parma (Italy)--History--18th century--Sources.
Parma (Italy)--Relations--France--Sources.