I accepted your flags but will not do anything right now. If he doesn't edit his posts (unles they get a community delete), I will take some action tomorrow.
If these books are accessible to a wider public, yes. The NIH bookshelf would be such an example.
@Resonating if you're referring to the Beatle reference on the amphibian post, that's because they got confused on which post they were chatting with me on.