Mary Blair, who lived from 1911-1978, was an artistic director for Disney. Her work had fabulous shapes and color. Check it out:
~ Designing the It's A Small World ride.
~ Peko-chan put together a great archive of Blair's work.
~ Mary Blair Tile Murals
~ Mary Blair's illustrations in The Golden Book of Little Verses.
~ The Art and Flair of Mary Blair by John Canemaker (book) at Barnes and Noble and Amazon.