One of the very cool special exhibits at the 45th International California Antiquarian Book Fair was hands-on demonstration of how a colonial era printing press worked, courtesy of The International Printing Museum.  Below is a very brief video from the fair demonstrating how the press works.  Thanks to AbeBooks for posting this video in their blog.  

And a personal thanks to another special exhibit by the Society for Calligraphy, Southern California, which had two representatives making beautiful gratis bookmarks for anyone interested.  (And you didn't even have to wait—you could drop-off your name and return when you were done at the fair!) Here's mine: