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 polluted since the Middle Ages by the discharge of human and animal waste, the dumping of chemicals by the tanneries, and by the decomposition of bodies in the many cemeteries not far from the river. In the 18th century the Lieutenant General of Police banned taking drinking water from between the present Quai des Celestins and the modern quai de Louvre. Average Parisians depended upon the fountains around city, which were not numerous, did not run at night, were crowded, and required a payment for each bucket taken. Parisians either collected water themselves, sent a servant, or depended upon water