Here are some additional readings that you might find useful or that you could use for your turn teaching.
Sammond, Performance
Sammond, Minstrel
Bibliography
Byrne, Eleanor and Martin McQuillan. Deconstructing Disney. London: Pluto Press, 1999.
Leslie, Esther. Hollywood Flatlands: Animation., Critical Theory and the Avant-Garde. London: Verso, 2002.
Ngai, Sianne. Ugly Feelings. Cambridge, MA: Harvard University Press, 2005.
Sammond, Nicholas. Birth of an Industry: Blackface, Minstrelsy and the Rise of American Animation. Durham: Duke University Press, 2015.