Columbia subject headings:
Harvard subject headings:
Bebel, August, 1840-1913
Socialists--Germany--Biography
Working class--Germany--Biography.
Working class--Political activity--Germany--History--19th century.
Princeton subject headings:
Bebel, August, 1840-1913.
Politicians--Germany--Biography.
Socialists--Germany--Biography.
Sozialdemokratische Arbeiterpartei Deutschösterreichs--History.
Sozialdemokratische Partei Deutschlands--Biography.
Working class--Germany--History.