October 21, 2011 marked the Mary Blair's 100th birthday.
On Main Street U.S.A. inside Disneyland, The Disney Gallery presents: The Colors of Mary Blair. Inside the exhibit, one can find concept drawings along with their description and some models of the work she did for Mr. Walt Disney.
Mary Blair even has a Facebook page!
Here are some other links about Mary Blair that you may find interesting
Disney Legends: Mary Blair
Yesterland: Mary Blair Tile Murals
BuzzFeed: The Art of Mary Blair
Courtesy: Whimsery on YouTube