[John Wagenseil]

Originally Posted by Rubenandres77

A nice video showing an interview to Matthew Reinhart on how a pop-up is designed:
https://www.youtube.com/watch?v=O6JFYMJMQZ0

Thanks for the original post, there is quite a bit of material out there about Pop Up books, which seem to have taken off in the late 1920's and early 1930's. It is interesting that a lot of the Pop Up mechanisms were present in some early 19th c. Japanese tatebanko.