Literacy is extremely rare in the Skysea, but books are available in various marketplaces. Some of the most popular such books are listed here. (Books in the Skysea are not bound like modern books with pages and such; rather, theyâre written on long papyrus scrolls or carved into clay tablets.)References & Revelations. Most books contain references to a couple types of lore. These references are listed after the titles. Studying a book as an endeavor converts one of its references to a revelation. You can only gain 1 revelation from each of these booksâ listed references. Studying the same book twice canât yield a second revelation for the same lore reference.  Starting books. If you start the game with one of these books, you start with literacy in its writing systemâbut you donât start with any revelations.