Columbia subject headings:
Austria--History--1867-1918.
Habsburg, House of.
Hungary--History--1867-1918.
Harvard subject headings:
Austria--Civilization--19th century.
Austria--Civilization--20th century.
Austria--History--1867-1918.
Habsburg, House of.
Hungary--Civilization--19th century.
Hungary--Civilization--20th century.
Hungary--History--1867-1918
Imaginary books and libraries.
Princeton subject headings:
Austria--History--1867-1918.
Habsburg, House of.
Hungary--History--1867-1918.