Columbia subject headings:
Harvard subject headings:
Bohemia (Czech Republic)--History--To 1526.
Bohemia (Czech Republic)--Kings and rulers--Biography.
Charles IV, Holy Roman Emperor, 1316-1378
Holy Roman Empire--History--Charles IV, 1347-1378.
Princeton subject headings:
Bohemia (Czech Republic)--History--To 1526.
Charles IV, Holy Roman Emperor, 1316-1378.
Holy Roman Empire--History--Charles IV, 1347-1378.