lexander Graham Bell was enumerated in St George's Parish, Edinburgh, in 1851, when he was four years old. The household included his parents, his two brothers, a resident pupil and two servants. While Bell would eventually achieve global fame for his invention of the telephone in 1876, it was in Edinburgh that he made his first forays in experimental sound, when he and his brother Melville built a rudimentary talking machine modelled after our vocal organs. By blowing into it, the siblings managed to create a realistic “Mamma” that was loud enough to startle
