Complex sentence: Springer US Press, 2005 Slaves of west and central African origin in the Americas, specifically Perú, are considered to be the source of the cajón drum; though the instrument is common in musical performance throughout some of the Americas and Spain.
Split into simpler sentences: Springer US Press, 2005 Slaves of west and central African origin in the Americas, specifically Perú, are considered to be the source of the cajón drum. Currently, the instrument is common in musical performance throughout some of the Americas and Spain.