Westphalia, a German duchy, now a Prussian province; made with other territories in 1807 into a kingdom by Napoleon for his brother Jerome, and designed to be the centre of the Confederation of the Rhine; was assigned to Prussia in 1813 according to the Treaty of Vienna.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Weston-super-Mare * Wetstein, Johann Jacob