L'estro armonico National Library of Wales in Aberystwyth. The 1797 Encyclopædia Britannica records that the fifth concerto was also played on an Irish variant of Benjamin Franklin's celebrated invention, the glass harmonica. Under the entry for "Harmonica" or "Armonica", a 35-glass harmonica is described, about which its inventor, the Dublin physician Edward Cullen, writes: There were numerous arrangements for keyboard instruments in the eighteenth century, as described in the next section. One surviving eighteenth century transcription of Op.3, No.3 has been interpreted as an arrangement for glockenspiel. Themes from movements in the concertos were borrowed by other composers for vocal works: the
Paris in the 18th century the "Nouvelles Eccléstiastiques", first printed in 1728, which circulated the ideas of the Jansenists, a sect denounced by the church. Through the journals, the ideas and discoveries made in Paris were circulated around France and across Europe. In the beginning of the 18th century Paris had a very rudimentary postal service, which had been established in 1644 to carry letters by horseback couriers to other cities in France or abroad, but there was no postal service within the city itself; Parisians had to send a domestic or deliver the letter themselves. In 1758, a private company, called the "Petite Poste",