Concept Art From Pixar’s “Up”

Only a couple of days after its release, Lou Romano has posted nearly 60 visual development paintings and models from Pixar’s latest release: “Up”.
Here’s the link to the blog post, and here’s his IMDB profile.
In the header image (top of this page) you can see part of a colour script of 120 storyboard mood panels from the film. Link to big image.