No kidding, the racism can get pretty ugly. This one's available on Google's e-reader collection (WHICH WE IN NO WAY ENDORSE OR APPROVE OF ETC ETC)
http://covers.openlibrary.org/b/id/5939500-L.jpg
...and do they have a section for sexist old books?
http://covers.openlibrary.org/b/id/5553729-L.jpg
I have not yet reached my goal, but my cause is just!
And they share them on signs.