Columbia subject headings:
Harvard subject headings:
Celesia, Pietro Paolo, 1732-1806--Correspondence.
Italy--Foreign relations--Spain--Sources.
Spain--Foreign relations--Italy--Sources.
Spain--History--Charles III, 1759-1788--Sources.
Princeton subject headings:
Celesia, Pietro Paolo, 1732-1806--Correspondence.
Diplomatic and consular service, Italian--Spain.
Diplomats--Italy--Genoa--Correspondence.
Diplomats--Spain--Correspondence.
Italy--Relations--Spain--History.
Spain--History--Charles III, 1759-1788--Sources.
Spain--Relations--Italy--History.