Columbia subject headings:
Arsenic--Toxicology.
France--Kings and rulers--Biography.
Napoleon I, Emperor of the French, 1769-1821--Death and burial.
Harvard subject headings:
Arsenic--Toxicology
Emperors--France--Death.
France--Kings and rulers--Biography.
Napoleon I, Emperor of the French, 1769-1821--Captivity, 1815-1821.
Napoleon I, Emperor of the French, 1769-1821--Death and burial.
Poisoning--Saint Helena.
Princeton subject headings: