Music: Aztec Music, Reconstructed

Thousands of years ago, somewhere on the warm seacoasts of the North American continent, an Indian picked up a sea snail's shell, blew a tentative toot. He had a horn. Perhaps he did not catch on at once, but his horn was tuned naturally to a pentatonic (five-note) scale. The Indian and his friends contrived other instruments to thump and tootle with the snail's shell. By the time the Aztec civilization was at its height, and the Spaniards arrived in Mexico, the Indians were playing teponaxtles (wooden cylinders, with tongues...