Columbia subject headings:
Harvard subject headings:
Diplomats--Spain--Correspondence.
Europe--Politics and government--1517-1648.
Saavedra Fajardo, Diego de, 1584-1648. Correspondence.
Spain--Foreign relations--1516-1700.
Princeton subject headings:
Diplomats--Spain--Correspondence.
Europe--Politics and government--1517-1648.
Saavedra Fajardo, Diego de, 1584-1648. Correspondence.
Spain--Foreign relations--1516-1700.