ocaml/ocaml.org — pull request #603 by Teemperor (2014-12-29 18:29:22+00:00)
Title: Fixed path to the HTML tarball

In the book ( https://ocaml.org/learn/books.html#RealWorldOCaml ) section, the link to the HTML tarball of "The OCaml System: Documentation and User's Manual" has a typo which results in 404. This fixes the issue.