[31] James Anthony Dassier, medallist, born at Geneva 1715, was educated under Germain, the goldsmith, at Paris. He worked first at Rome for Clement XII., and, coming to London, was appointed Assistant Engraver to the Mint and Chief Engraver in 1740. In 1731 he executed a continuous series of portrait medals of English Sovereigns from William I. to George II. He died in 1759 at Copenhagen, on his way from St. Petersburg to London. Frederic, Prince of Wales, born 1707; mar. 1736 Augusta, dau. of Frederic II., Duke of Saxe-Gotha; died 1751. 492. War of Spanish Succession: Second Treaty of Vienna, 1731. _Obv._ Head of King l.,laur. GEORGIVS II. D. G. MAG. BRI. FRA. &c. I. C. _Rev._ Neptune in sea-chariot r., contending with the four winds. PRÆSTAT COMPONERE. (Virg. Aen. i. 139); in ex., FOEDVS VIENNENSE. MDCCXXXI. Gold. Size 1·8. By J. Croker. The second Treaty of Vienna, between England, France, Spain, Holland, and the Emperor, signed 5 Mar. 1731, terminated the disputes which arose out of the Spanish Succession. 493. War with Spain: Taking of Porto Bello, 1739. _Obv._ Admiral Vernon towards l., in naval uniform; in background, ship, and Fort Chagree; above which, A VIEW OF FORT CHAGRE. THE BRITISH GLORY REVIV.D (sic) BY ADMIRAL VERNON. _Rev._ English fleet in Porto Bello harbour. HE TOOK PORTO BELLO WITH SIX SHIPS ONLY; in ex., NOV. 22. 1739. Brass. Size 1·45. Immediately after the declaration of war against Spain, 19 Oct. 1739, Commodore Anson was sent to blockade the coast of Peru, and Admiral Vernon to attack Porto Bello, which he captured 22 Nov. 1739 with the small force of six men-of-war. 494. Attempt on Carthagena, 1741. _Obv._ Admiral Vernon towards l., in naval uniform; in the distance, Carthagena. ADM^L VERNON VIEWING THE TOWN OF CARTHAGENA. _Rev._ View of harbour of Carthagena; outside, English ships; within, boat, over which DON BLASS.—HE DESTROYD THE FORTS OF CARTHAGENA; in ex., APRIL 1741. Pewter. Size 1·4. Admiral Vernon attacked Carthagena 4 Mar. 1741, but only succeeded in destroying a portion of its defences. Of this and the previous medal there are a large number of varieties. 495—496. War of the Austrian Succession: Victory of Dettingen, 1743. _Obv._ Bust of King l., in armour and cloak. GEORGIVS II. D. G. MAGN. BRIT. FR. &c. D. HAESLING F. _Rev._ The King on horseback l., commanding at battle of Dettingen: distant view of engagement. LIBERTAS FAVORE DEI ET VIRTVTE MILITIS RESTITVTA; in ex., AD DETTINGAM. D. XXVII. IVN. MDCCXLIII. Gold and silver. Size 2·6. By D. Haesling.