Columbia subject headings:
Charles I, Emperor of Austria, 1887-1922.
Constitutional history--Hungary.
Horthy, Miklós, nagybányai, 1868-1957.
Hungary--Politics and government--1918-1945.
Harvard subject headings:
Charles I, Emperor of Austria, 1887-1922.
Constitutional history--Hungary
Horthy, Miklós, nagybányai, 1868-1957
Hungary--Politics and government--1918-1945
Princeton subject headings: