Columbia subject headings:
Theater--Austria--History.
Theater--Ukraine--Lʹviv--History.
Harvard subject headings:
Theater--Austria--History.
Theater--Ukraine--Lʹviv--History.
Princeton subject headings:
Theater--Austria--History--18th century.
Theater--Austria--History--19th century.
Theater--Ukraine--Lʹviv--History--18th century.
Theater--Ukraine--Lʹviv--History--19th century.