Theodore Diller, Benjamin Franklin (1912). “Franklin's Contribution to Medicine: Being a Collection of Letters Written by Benjamin Franklin Bearing on the Science and Art of Medicine and Exhibiting His Social and Professional Intercourse with Various Physicians of Europe and America”
"Mavis Staples Interview: Staple Singers, Elvis Presley, Martin Luther King, Jr., and that one time in Memphis". Interview with Ed Masley, www.azcentral.com. March 1, 2017.