Glass harmonica Franklin and a fellow of the Royal Society, extended the experiments of Pockrich, contriving a set of glasses better tuned and easier to play. During the same decade, Christoph Willibald Gluck also attracted attention playing a similar instrument in England. Benjamin Franklin invented a radically new arrangement of the glasses in 1761 after seeing water-filled wine glasses played by Edmund Delaval at Cambridge in England in May 1761. Franklin worked with London glassblower Charles James to build one, and it had its world premiere in early 1762, played by Marianne Davies. Writing to his friend Giambatista Beccaria in Turin, Italy,
Political history of Mysore and Coorg (1761–1799) Political history of Mysore and Coorg (1761–1799) The political history of Mysore and Coorg (1761–1799) is the political history of the contiguous historical regions of Mysore State and Coorg province on the Deccan Plateau in west-central peninsular India from the time of the rise of Haidar Ali in 1761 to that of the death of his son Tipu Sultan in 1799. There is very little contemporaneous documentation of the pre-1760 period of Mysore's history, especially the last century of that period. According to , the 18th-century Wodeyar rulers of Mysore—in contrast to their contemporaries in Rajputana, Central India, Maratha Deccan,