Glass harmonica Franz Mesmer also played the armonica and used it as an integral part of his Mesmerism. An original Franklin armonica is in the archives at the Franklin Institute in Philadelphia, having been donated in 1956 by Franklin's descendants after "the children took great delight in breaking the bowls with spoons" during family gatherings. It is only placed on display for special occasions, such as Franklin's birthday. The Franklin Institute is also the home of the Benjamin Franklin National Memorial. A website has attempted to catalog publicly known Franklin-era glass armonicas. The Museum of Fine Arts, Boston has an early 19th-century
18th-century French literature the originality and importance of their ideas and for their literary talent; writers such as Voltaire, Rousseau, Montesquieu, Diderot and Beaumarchais, whose ideas are still quoted today. They used their novels and plays as weapons which profoundly changed their society, while expressing their own personalities and feelings. Thanks largely to these writers, in the 18th century French became the language of culture, political and social reform all across Europe, and as far away as America and Russia. 18th-century French literature 18th-century French literature is French literature written between 1715, the year of the death of King Louis XIV of France,