NYT:
Although her father encouraged her to sing only gospel music, Cora and her siblings would sneak out back with their homemade instruments and play the blues. With one brother accompanying on a guitar made out of bailing wire and nails and one brother on a fife made out of a corncob, she began on the path to blues woman.
Orphaned at 11, Koko -- a nickname she earned because of an early love of chocolate -- at age 18 moved to Chicago with her soon-to-be-husband, the late Robert "Pops" Taylor, in search for work.
Setting up house on the South Side, Koko found work as a cleaning woman for a wealthy family living in the city's northern suburbs. At night and on weekends, she and her husband frequented Chicago's clubs, where many the artists heard on the radio performed.
"I started going to these local clubs, me and my husband, and everybody got to know us," Taylor said. "And then the guys would start letting me sit in, you know, come up on the bandstand and do a tune."