Traditional flamenco artists never received any formal training: they learnt in the context of the family, by listening and watching relatives, friends and neighbours.
However, many of the songs he rescued are now part of the usual repertoire of flamenco artists.
And flamenco artists have traditionally been an important part of the parties held by bullfighters to celebrate a successful afternoon in the ring.
Historically, flamenco artists seldom used their proper names.
While some important flamenco artists have been born elsewhere, most, including those in the coming festival, have called it home.
In Spain no flamenco artist tries to sing and dance.
As happens with most flamenco artists of the past, Caracol's discography is in complete disorder.
Another difficulty for flamenco artists trying to extend the form is the relative poverty of contemporary Spanish dance.
But Spain's modern dance culture, far less developed than those of other European countries, has given flamenco artists few models to emulate.
Like all outstanding flamenco artists, they kept their arms, hands and fingers in ceaseless, evocative motion.