Todays blog includes literature, racism, and physics.
In 1899 Helen Bannerman published Little Black Sambo. A book I had read to me, as did the siblings. It's frequently banned as 'sambo' is classed a racial slur.
For those of you interested in the full version, with pictures, it's available on Project Gutenberg here. (that links to the HTML version, there's epub etc available as well).
It turns out she's also the grandmother (or rather, was) of Prof. Tom Kibble who discovered the Higgs boson.
Which is just the bestest random link.