The oldest undisputed musical instrument is the Hohle Fels Flute discovered in the Hohle Fels cave in Germany’s Swabian Alb in 2008. The flute is made from a vulture’s wing bone perforated with five finger holes.
The end.
Each tidbit carries its own links and academic citations, allowing claims to be traced back to their original sources without overloading longer essays.
Rather than publishing for immediacy, the TouchstoneTruth project releases one edition per week of the TST Weekly Column while allowing ideas to mature long before and long after publication.