Columbia subject headings:
France--History, Military--19th century.
France--History--Consulate and First Empire, 1799-1815.
France--History--Restoration, 1814-1830.
France. Armée--Officers--Biography.
France. Armée--Officers--Correspondence.
Napoleonic Wars, 1800-1815--Personal narratives, French.
Harvard subject headings:
France--History, Military--19th century--Sources.
France. Armée. Grande Armée--Biography.
Roussy, Eugenio de, 1787-1872--Correspondence.
Princeton subject headings:
France--History, Military--19th century--Sources.
France. Armée. Grande Armée--Biography.
Roussy, Eugenio de, 1787-1872--Correspondence.