Columbia subject headings:
Harvard subject headings:
Charles Louis, Archduke of Austria, 1833-1896--Diaries.
Princes--Austria--Diaries.
Princeton subject headings:
Austria--Kings and rulers--Biography.
Charles I, Emperor of Austria, 1887-1922--Childhood and youth.
Charles Louis, Archduke of Austria, 1833-1896--Diaries.
Habsburg, House of.