The Story Behind Studio Logos
I found this nice article at NeatoRama, it has the history and shows all the revisions of the major hollywood studio logo. Some interesting stuff, go check it out.

On June 1, 2008, Alton Kelley passed away due to long term illness. Kelly was one of the key people in the psychedelic art of the 60’s. While being most famous for the Grateful Dead logo, he created many posters that have become symbolic of 60’s art. He eventually joined forces with Stanley “Mouse” Miller [...]