Columbia subject headings:
Europe--Social life and customs--19th century.
Medicine, Military--Europe--History--19th century.
Napoleonic Wars, 1800-1815--Personal narratives, French.
Physicians--Europe--Correspondence.
Physicians--France--Correspondence.
Harvard subject headings:
Ballard, Jean Jacques, 1776-1841--Correspondence.
Ballard, Jean Jacques.
Ballard, Ursule.
Europe--Social life and customs--19th century
Medicine, Military--Europe--History--19th century.
Napoleonic Wars, 1800-1815--Personal narratives, French
Physicians--Europe--Correspondence.
Physicians--France--Correspondence.
Princeton subject headings:
Europe--Social life and customs--19th century.
Medicine, Military--Europe--History--19th century.
Napoleonic Wars, 1800-1815--Personal narratives, French.
Physicians--Europe--Correspondence.
Physicians--France--Correspondence.