The Time Unknown

The book gives you a whole lot of knowledge about the concepts of time travelling, consisting from the basic theory of time to the theory created by the author. It also has the description about how timeline works, and how we are bound to these timelines.
Ever thought to go back in time to watch what exactly happened in world war 1 or ever wanted to meet Newton, well if so you may need a way to get back in time. Or you are more concern about the future then surely you need a theory or an idea. The author of the book has one, why don't you check what is in the book.