Ernst Chladni at the understanding of electron orbitals. Since at least 1738, a musical instrument called a "Glasspiel" or "verrillon", created by filling beer glasses with varying amounts of water, was popular in Europe. The beer glasses were struck by wooden mallets shaped like spoons to produce "church and other solemn music". Benjamin Franklin was sufficiently impressed by a verrillon performance on a visit to London in 1757 that he created his own instrument, the glass armonica, in 1762. Franklin's armonica inspired several other instruments, including two created by Chladni. In 1791, Chladni invented the musical instrument called the "euphon" (not to
18th-century French literature 18th century saw innovations in form and content which opened the way for the modern novel, a work of fiction in prose recounting the adventures or the evolution of one or several characters. In the 18th century the genre of the novel enjoyed a great increase in readership, and was marked by the effort to convey feelings realistically, through such literary devices as first-person narration, exchanges of letters, and dialogues, all trying to show, in the spirit of the lumieres, a society which was evolving. The French novel was strongly influenced by the English novel, through the translation of the