The German National Library is the central archival library and collects, permanently archives,…read morecomprehensively documents and records bibliographically all German and German-language publications since 1913.

This is a nice sized library for Rödelheim. I haven't spent much time perusing their regular book…read moreselection, but after looking online for a few German language book recommendations, I was able to find over half of the books from my list. There is a small English book section and a small media section that have quite a few different types of books and movies to choose from. I doubt you will have success if you go with one book or movie in mind, but I had no trouble finding something that interested me. The language section has several books for learning German (and a few other languages) as a second language. Most of the textbooks are fairly old, but they have a few additional resources for German including some abridged novels simplified for various fluency levels that I found helpful. They also have several Deutsch Perfekt magazines available to read (I don't think you can check them out.)