Columbia subject headings:
Alsace (France)--History.
Alsace-Lorraine question.
Franco-Prussian War, 1870-1871.
Harvard subject headings:
Alsace (France)--History.
Alsace-Lorraine question.
Franco-Prussian War, 1870-1871
Princeton subject headings:
Alsace (France)--History.
Alsace-Lorraine question.
Franco-Prussian War, 1870-1871.