For your consideration, here is the Darwin's World Playbook Game Manual, v. 2.0, by Dominic Covey, published by RPGObjects and d20 Systems, 2002, 124 pages. There are four blank form pages in the back of the book.

The manual has wear on the covers and a crease in the front cover corner. Item pictured is the actual item up for sale and comes from a non-smoking household. (36.10a-1.6hc)