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,
Paris in the 18th century The old city gates were replaced by ceremonial arches, celebrating his victories; the Porte Saint-Denis (1672) and Porte Saint-Martin (1674). The walls were pulled down and replaced by wide boulevards, which in the 18th century became the most popular promenades for Parisians. The administration of the city was complicated and deliberately divided, designed to keep the city tightly under royal authority. The position of Governor of Paris, held by a duke, was purely ceremonial, as was the position of the Provost of Paris, earlier held by a leading merchant, but in the early 18th century by a nobleman. Their powers