Columbia subject headings:
Burgundy (France)--History--House of Valois, 1363-1477.
Intelligence service--Europe--History--15th century.
Spies--Europe--History--15th century.
Switzerland--History--1032-1499.
Harvard subject headings:
Basel (Switzerland)--Foreign relations.
Bern (Switzerland)--Foreign relations.
Burgundy (France)--History--House of Valois, 1363-1477.
Charles, Duke of Burgundy, 1433-1477.
Political activists--France--Strasbourg--Biography.
Political activists--Switzerland--Basel--Biography.
Political activists--Switzerland--Bern--Biography.
Strasbourg (France)--Foreign relations.
Switzerland--Foreign relations.
Switzerland--History--1032-1499.
Princeton subject headings:
Basel (Switzerland)--Foreign relations.
Bern (Switzerland)--Foreign relations.
Burgundy (France)--History--House of Valois, 1363-1477.
Charles, Duke of Burgundy, 1433-1477.
Political activists--France--Strasbourg--Biography.
Political activists--Switzerland--Basel--Biography.
Political activists--Switzerland--Bern--Biography.
Strasbourg (France)--Foreign relations.
Switzerland--Foreign relations.
Switzerland--History--1032-1499.