Glass harmonica by rubbing glass or crystal goblets or bowls. The alternate instrument consisting of a set of wine glasses (usually tuned with water) is generally known in English as "musical glasses" or the "glass harp". When Benjamin Franklin invented his mechanical version of the instrument in 1761, he called it the armonica, based on the Italian word "armonia", which means "harmony". The unrelated free-reed wind instrument aeolina, today called the "harmonica", was not invented until 1821, sixty years later. The word "hydrodaktulopsychicharmonica" is also recorded, composed of Greek roots to mean something like "harmonica to produce music for the soul by
Social class in 18th-century Spain of the common people continued being very low due to maldistribution of resources. Much of what they could earn was taken in rent, other payments to the landowners, and debt payments (Lynch, p. 5). The worst living conditions for peasants were found in Andalucía, which contained the highest proportion of landless rural labourers ("jornaleros"). Here, the labourers survived only by the work of women and children, by searching for discarded food, and with the aid of charity. Social class in 18th-century Spain The social structure of Spain in the 18th century continued to be based upon nobility and peasantry. However,