Columbia subject headings:
France--Foreign relations--1848-1870--Bibliography.
Franco-Prussian War, 1870-1871--Bibliography.
Harvard subject headings:
France--Foreign relations--1848-1870--Bibliography.
Franco-Prussian War, 1870-1871--Bibliography.
Princeton subject headings:
France--Foreign relations--1848-1870--Bibliography.
Franco-Prussian War, 1870-1871--Bibliography.