Columbia subject headings:
Labor movement--Austria--Vienna--History--19th century.
Working class families--Europe, Central--History--19th century.
Working class--Europe, Central--History--19th century.
Harvard subject headings:
Artisans--History--19th century.
Working class--History--19th century.
Princeton subject headings:
Labor movement--Austria--Vienna--History--19th century.
Working class families--Europe, Central--History--19th century.
Working class--Europe, Central--History--19th century.