The Samuel Proctor Oral History has a transcription of an interview made on April 11, 2015,
https://ufdcimages.uflib.ufl.edu/AA/00/06/65/08/00001/AAHP%20370%20Rhonda%20Johnson%204-11-2015ufdc.pdf
Audio is available at
https://ufdc.ufl.edu/AA00066508/00001/audios