Oléron, an island of France, in the Bay of Biscay, at the mouth of the Charente, 11½ m. long and from 3 to 7 broad, is separated from the mainland by a shallow, narrow channel.
Population (circa 1900) given as 17,000.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Oldys, William * Olga, St.