Sources: pancocojams.blogspot.nl, americanbluesscene.com, YouTube, Wikipedia, Hudson Motors Compagny, Archive Minneapolis, The Cruel Plains, M.H.Price a.o., truewestmagazine.com, The Austin Chronicle, Cambridge Free English Dictionary, Oxford Dictionary, TheSaurus.com, dragonjazz.com/grablue/blues_travel, Encyclopedia of African American Popular Culture, Blues by Paul Breman, Blues by David Harrison, Quora.com, urbandictionary.com, Blogs.loc.gov, The Ballad Hunter by Alan Lomax, Black Pearls: Blues Queens of the 1920th by Daphne Duval Harrison, jopiepopie.blogspot.nl,