Robert Johnson, Blues Musician

 https://folklife-media.si.edu/docs/festival/program-book-articles/FESTBK1991_06.pdf

https://www.guitarlobby.com/robert-johnson-guitars-and-gear/

 According to Awmiller, “At different times he called himself R.L. Spencer as well as many other names.

https://www.mswritersandmusicians.com/mississippi-musicians/robert-johnson#:~:text=According%20to%20Awmiller%2C%20%E2%80%9CAt%20different,guitarist%E2%80%9D%20(Awmiller%2036).