The Grapes of Wrath by John Steinbeck:
Challenged or banned for offensive language, including the use of the name of God and Jesus in a
vain and profane manner, along with inappropriate sexual references
From our catalog: http://library.cumberland.edu/surpass/websafari.exe/detail?sid=DE4178F2-3CF0-4495-BB31-EC3F92AB5BD0&database=database&list=R&rec=5&marc=63249
The Upstairs Room by Johanna Reiss:
Challenged or banned for offensive language and content not suitable for children.