2563386 George-Augustus-Frederick, the Fourth, 1831 (engraving) by Lawrence, Thomas (1769-1830) (after); Free Library of Philadelphia; (add.info.: George IV (; 12 August 1762 ??26 June 1830), King of the United Kingdom of Great Britain and Ireland and of Hanover following the death of his father, George III, on 29 January 1820, until his own death ten years later. From 1811 until his accession, he served as Prince Regent during his father\'s final mental illness. Engraved by E. Scriven from the original plate by W. Finden, published by Fisher, Son & Co. ); 穢 Free Library of Philadelphia ; Rare Book Department, Free Library of Philadelphia; English, out of copyright.