For next time, a new post might make more sense than to post in a years old thread with an unrelated topic. Posting in old topics also makes the post invisible at first, until an admin approves it.
Are you use you're clicking on the right icon?
On the laboratory research screen, in the top left corner it the paper research,
and the arrow below goes to the left for bookbinder research and to the right for the newspaper research.
When you have the paper research, that icon shoudl be green, and the bookbinder icon blue.