Earlier this fall..... The assistant people from tested.com also associated with Mythbusters stopped by SFCB to shoot a video about letterpress.
The show is Led by Adam Savage, Tested is a YouTube channel that explores the intersection of science, popular culture, and emerging technology.
http://www.tested.com/art/makers/452345-tested-learns-craft-letterpress-printing/
"We visit the San Francisco Center for the Book to learn about letterpress printing and earn another maker merit badge. We're shown how modern letterpress practice uses a combination of century-old machines and new technology, and put those lessons to use in designing and making our new Tested business cards!" -tested.com