The Negro spirituals : plantation songs and jubilee songs, 1600-1870 -- The gospel songs : gospel hymns, historical gospel, and traditional songs, songs of Tindley, Dorsey, Campbell, and others, ...

Turn on almost any major pop or R&B record from the last seventy years and you'll likely hear it without realizing: the ornamental vocal runs, the call-and-response phrasing, the way a singer seems to ...