1. Alexander Emelyne. Hair Straightening and Singeing Comb. Patent 1096984. 19 May 1914.
2. Asher, Nicole, writer and directors, et al. Self Made, Zero Gravity Management and Springhill Entertainment, 2020.
3. Baker Henry E. The Colored Inventor: A Record of Fifty Years Project Gutenberg 2007 https://www.gutenberg.org/files/21281/21281-h/21281-h.htm.
4. Bazerman, Charles. The Languages of Edison’s Light. MIT UP, 2002.
5. Blackwelder, Julia Kirk. Stylin’ Jim Crow: African-American Beauty Training during Segregation. Texas A&M UP, 2003.